Home / 52,684.17-72,704.14-28,810.86

Finding the Fourth Proportional to 52,684.17, 72,704.14 and 28,810.86

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Solution

The fourth proportional to 52,684.17, 72,704.14 and 28,810.86 is: 39,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,684.17 : 72,704.14 = 28,810.86 : x
  2. Step 2: Convert to fraction form
    52,684.17/72,704.14 = 28,810.86/x
  3. Step 3: Cross multiply
    52,684.17x = 72,704.14 × 28,810.86
  4. Step 4: Simplify right side
    52,684.17x = 2,094,668,798.96
  5. Step 5: Solve for x
    x = 2,094,668,798.96/52,684.17
  6. Step 6: Final answer
    x = 39,758.98

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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.