Home / 52,247.07-72,100.31-28,373.91

Finding the Fourth Proportional to 52,247.07, 72,100.31 and 28,373.91

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Solution

The fourth proportional to 52,247.07, 72,100.31 and 28,373.91 is: 39,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.07 : 72,100.31 = 28,373.91 : x
  2. Step 2: Convert to fraction form
    52,247.07/72,100.31 = 28,373.91/x
  3. Step 3: Cross multiply
    52,247.07x = 72,100.31 × 28,373.91
  4. Step 4: Simplify right side
    52,247.07x = 2,045,767,565.04
  5. Step 5: Solve for x
    x = 2,045,767,565.04/52,247.07
  6. Step 6: Final answer
    x = 39,155.64

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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.