Home / 19,407.86-29,111.79-6,260.23

Finding the Fourth Proportional to 19,407.86, 29,111.79 and 6,260.23

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Solution

The fourth proportional to 19,407.86, 29,111.79 and 6,260.23 is: 9,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.86 : 29,111.79 = 6,260.23 : x
  2. Step 2: Convert to fraction form
    19,407.86/29,111.79 = 6,260.23/x
  3. Step 3: Cross multiply
    19,407.86x = 29,111.79 × 6,260.23
  4. Step 4: Simplify right side
    19,407.86x = 182,246,560.98
  5. Step 5: Solve for x
    x = 182,246,560.98/19,407.86
  6. Step 6: Final answer
    x = 9,390.35

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.