Home / 52,206.88-72,045.54-28,333.55

Finding the Fourth Proportional to 52,206.88, 72,045.54 and 28,333.55

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Solution

The fourth proportional to 52,206.88, 72,045.54 and 28,333.55 is: 39,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,206.88 : 72,045.54 = 28,333.55 : x
  2. Step 2: Convert to fraction form
    52,206.88/72,045.54 = 28,333.55/x
  3. Step 3: Cross multiply
    52,206.88x = 72,045.54 × 28,333.55
  4. Step 4: Simplify right side
    52,206.88x = 2,041,305,909.87
  5. Step 5: Solve for x
    x = 2,041,305,909.87/52,206.88
  6. Step 6: Final answer
    x = 39,100.32

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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.