Home / 52,611.12-72,600.57-28,737.45

Finding the Fourth Proportional to 52,611.12, 72,600.57 and 28,737.45

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Solution

The fourth proportional to 52,611.12, 72,600.57 and 28,737.45 is: 39,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,611.12 : 72,600.57 = 28,737.45 : x
  2. Step 2: Convert to fraction form
    52,611.12/72,600.57 = 28,737.45/x
  3. Step 3: Cross multiply
    52,611.12x = 72,600.57 × 28,737.45
  4. Step 4: Simplify right side
    52,611.12x = 2,086,355,250.35
  5. Step 5: Solve for x
    x = 2,086,355,250.35/52,611.12
  6. Step 6: Final answer
    x = 39,656.16

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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.