Home / 52,622.28-72,618.66-28,748.95

Finding the Fourth Proportional to 52,622.28, 72,618.66 and 28,748.95

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Solution

The fourth proportional to 52,622.28, 72,618.66 and 28,748.95 is: 39,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,622.28 : 72,618.66 = 28,748.95 : x
  2. Step 2: Convert to fraction form
    52,622.28/72,618.66 = 28,748.95/x
  3. Step 3: Cross multiply
    52,622.28x = 72,618.66 × 28,748.95
  4. Step 4: Simplify right side
    52,622.28x = 2,087,710,043.86
  5. Step 5: Solve for x
    x = 2,087,710,043.86/52,622.28
  6. Step 6: Final answer
    x = 39,673.50

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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.