Home / 52,475.45-72,416.16-28,601.64

Finding the Fourth Proportional to 52,475.45, 72,416.16 and 28,601.64

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Solution

The fourth proportional to 52,475.45, 72,416.16 and 28,601.64 is: 39,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,475.45 : 72,416.16 = 28,601.64 : x
  2. Step 2: Convert to fraction form
    52,475.45/72,416.16 = 28,601.64/x
  3. Step 3: Cross multiply
    52,475.45x = 72,416.16 × 28,601.64
  4. Step 4: Simplify right side
    52,475.45x = 2,071,220,938.50
  5. Step 5: Solve for x
    x = 2,071,220,938.50/52,475.45
  6. Step 6: Final answer
    x = 39,470.29

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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.