Home / 52,211.28-72,051.59-28,337.95

Finding the Fourth Proportional to 52,211.28, 72,051.59 and 28,337.95

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Solution

The fourth proportional to 52,211.28, 72,051.59 and 28,337.95 is: 39,106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.28 : 72,051.59 = 28,337.95 : x
  2. Step 2: Convert to fraction form
    52,211.28/72,051.59 = 28,337.95/x
  3. Step 3: Cross multiply
    52,211.28x = 72,051.59 × 28,337.95
  4. Step 4: Simplify right side
    52,211.28x = 2,041,794,515.75
  5. Step 5: Solve for x
    x = 2,041,794,515.75/52,211.28
  6. Step 6: Final answer
    x = 39,106.38

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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.