Home / 29,557.52-40,789.47-16,129.07

Finding the Fourth Proportional to 29,557.52, 40,789.47 and 16,129.07

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Solution

The fourth proportional to 29,557.52, 40,789.47 and 16,129.07 is: 22,258.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,557.52 : 40,789.47 = 16,129.07 : x
  2. Step 2: Convert to fraction form
    29,557.52/40,789.47 = 16,129.07/x
  3. Step 3: Cross multiply
    29,557.52x = 40,789.47 × 16,129.07
  4. Step 4: Simplify right side
    29,557.52x = 657,896,073.43
  5. Step 5: Solve for x
    x = 657,896,073.43/29,557.52
  6. Step 6: Final answer
    x = 22,258.17

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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.