Home / 52,444.28-78,664.98-13,000.52

Finding the Fourth Proportional to 52,444.28, 78,664.98 and 13,000.52

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Solution

The fourth proportional to 52,444.28, 78,664.98 and 13,000.52 is: 19,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,444.28 : 78,664.98 = 13,000.52 : x
  2. Step 2: Convert to fraction form
    52,444.28/78,664.98 = 13,000.52/x
  3. Step 3: Cross multiply
    52,444.28x = 78,664.98 × 13,000.52
  4. Step 4: Simplify right side
    52,444.28x = 1,022,685,645.79
  5. Step 5: Solve for x
    x = 1,022,685,645.79/52,444.28
  6. Step 6: Final answer
    x = 19,500.42

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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.