Home / 38,700.79-58,182.40-30,902.92

Finding the Fourth Proportional to 38,700.79, 58,182.40 and 30,902.92

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Solution

The fourth proportional to 38,700.79, 58,182.40 and 30,902.92 is: 46,459.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,700.79 : 58,182.40 = 30,902.92 : x
  2. Step 2: Convert to fraction form
    38,700.79/58,182.40 = 30,902.92/x
  3. Step 3: Cross multiply
    38,700.79x = 58,182.40 × 30,902.92
  4. Step 4: Simplify right side
    38,700.79x = 1,798,005,945.78
  5. Step 5: Solve for x
    x = 1,798,005,945.78/38,700.79
  6. Step 6: Final answer
    x = 46,459.16

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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.