Home / 29,535.60-40,967.98-28,471.70

Finding the Fourth Proportional to 29,535.60, 40,967.98 and 28,471.70

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Solution

The fourth proportional to 29,535.60, 40,967.98 and 28,471.70 is: 39,492.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,535.60 : 40,967.98 = 28,471.70 : x
  2. Step 2: Convert to fraction form
    29,535.60/40,967.98 = 28,471.70/x
  3. Step 3: Cross multiply
    29,535.60x = 40,967.98 × 28,471.70
  4. Step 4: Simplify right side
    29,535.60x = 1,166,428,036.17
  5. Step 5: Solve for x
    x = 1,166,428,036.17/29,535.60
  6. Step 6: Final answer
    x = 39,492.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.