Home / 34,746.36-47,925.54-21,324.12

Finding the Fourth Proportional to 34,746.36, 47,925.54 and 21,324.12

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Solution

The fourth proportional to 34,746.36, 47,925.54 and 21,324.12 is: 29,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.36 : 47,925.54 = 21,324.12 : x
  2. Step 2: Convert to fraction form
    34,746.36/47,925.54 = 21,324.12/x
  3. Step 3: Cross multiply
    34,746.36x = 47,925.54 × 21,324.12
  4. Step 4: Simplify right side
    34,746.36x = 1,021,969,966.02
  5. Step 5: Solve for x
    x = 1,021,969,966.02/34,746.36
  6. Step 6: Final answer
    x = 29,412.29

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.