Home / 52,626.15-72,625.13-28,754.30

Finding the Fourth Proportional to 52,626.15, 72,625.13 and 28,754.30

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Solution

The fourth proportional to 52,626.15, 72,625.13 and 28,754.30 is: 39,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.15 : 72,625.13 = 28,754.30 : x
  2. Step 2: Convert to fraction form
    52,626.15/72,625.13 = 28,754.30/x
  3. Step 3: Cross multiply
    52,626.15x = 72,625.13 × 28,754.30
  4. Step 4: Simplify right side
    52,626.15x = 2,088,284,631.79
  5. Step 5: Solve for x
    x = 2,088,284,631.79/52,626.15
  6. Step 6: Final answer
    x = 39,681.50

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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.