Home / 52,580.24-72,560.32-28,706.88

Finding the Fourth Proportional to 52,580.24, 72,560.32 and 28,706.88

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Solution

The fourth proportional to 52,580.24, 72,560.32 and 28,706.88 is: 39,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,580.24 : 72,560.32 = 28,706.88 : x
  2. Step 2: Convert to fraction form
    52,580.24/72,560.32 = 28,706.88/x
  3. Step 3: Cross multiply
    52,580.24x = 72,560.32 × 28,706.88
  4. Step 4: Simplify right side
    52,580.24x = 2,082,980,399.00
  5. Step 5: Solve for x
    x = 2,082,980,399.00/52,580.24
  6. Step 6: Final answer
    x = 39,615.27

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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.