Home / 38,604.48-53,276.72-21,610.12

Finding the Fourth Proportional to 38,604.48, 53,276.72 and 21,610.12

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Solution

The fourth proportional to 38,604.48, 53,276.72 and 21,610.12 is: 29,823.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,604.48 : 53,276.72 = 21,610.12 : x
  2. Step 2: Convert to fraction form
    38,604.48/53,276.72 = 21,610.12/x
  3. Step 3: Cross multiply
    38,604.48x = 53,276.72 × 21,610.12
  4. Step 4: Simplify right side
    38,604.48x = 1,151,316,312.41
  5. Step 5: Solve for x
    x = 1,151,316,312.41/38,604.48
  6. Step 6: Final answer
    x = 29,823.39

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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.