Home / 52,560.55-72,532.53-28,687.40

Finding the Fourth Proportional to 52,560.55, 72,532.53 and 28,687.40

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Solution

The fourth proportional to 52,560.55, 72,532.53 and 28,687.40 is: 39,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,560.55 : 72,532.53 = 28,687.40 : x
  2. Step 2: Convert to fraction form
    52,560.55/72,532.53 = 28,687.40/x
  3. Step 3: Cross multiply
    52,560.55x = 72,532.53 × 28,687.40
  4. Step 4: Simplify right side
    52,560.55x = 2,080,769,701.12
  5. Step 5: Solve for x
    x = 2,080,769,701.12/52,560.55
  6. Step 6: Final answer
    x = 39,588.05

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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.