Home / 52,190.69-78,288.66-14,753.45

Finding the Fourth Proportional to 52,190.69, 78,288.66 and 14,753.45

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Solution

The fourth proportional to 52,190.69, 78,288.66 and 14,753.45 is: 22,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,190.69 : 78,288.66 = 14,753.45 : x
  2. Step 2: Convert to fraction form
    52,190.69/78,288.66 = 14,753.45/x
  3. Step 3: Cross multiply
    52,190.69x = 78,288.66 × 14,753.45
  4. Step 4: Simplify right side
    52,190.69x = 1,155,027,439.43
  5. Step 5: Solve for x
    x = 1,155,027,439.43/52,190.69
  6. Step 6: Final answer
    x = 22,130.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.