Home / 29,330.79-40,476.77-15,902.01

Finding the Fourth Proportional to 29,330.79, 40,476.77 and 15,902.01

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Solution

The fourth proportional to 29,330.79, 40,476.77 and 15,902.01 is: 21,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,330.79 : 40,476.77 = 15,902.01 : x
  2. Step 2: Convert to fraction form
    29,330.79/40,476.77 = 15,902.01/x
  3. Step 3: Cross multiply
    29,330.79x = 40,476.77 × 15,902.01
  4. Step 4: Simplify right side
    29,330.79x = 643,662,001.31
  5. Step 5: Solve for x
    x = 643,662,001.31/29,330.79
  6. Step 6: Final answer
    x = 21,944.93

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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.