Home / 29,557.76-40,789.37-16,129.13

Finding the Fourth Proportional to 29,557.76, 40,789.37 and 16,129.13

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Solution

The fourth proportional to 29,557.76, 40,789.37 and 16,129.13 is: 22,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,557.76 : 40,789.37 = 16,129.13 : x
  2. Step 2: Convert to fraction form
    29,557.76/40,789.37 = 16,129.13/x
  3. Step 3: Cross multiply
    29,557.76x = 40,789.37 × 16,129.13
  4. Step 4: Simplify right side
    29,557.76x = 657,896,887.72
  5. Step 5: Solve for x
    x = 657,896,887.72/29,557.76
  6. Step 6: Final answer
    x = 22,258.01

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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.