Home / 15,011.96-22,493.64-9,150.80

Finding the Fourth Proportional to 15,011.96, 22,493.64 and 9,150.80

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Solution

The fourth proportional to 15,011.96, 22,493.64 and 9,150.80 is: 13,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,011.96 : 22,493.64 = 9,150.80 : x
  2. Step 2: Convert to fraction form
    15,011.96/22,493.64 = 9,150.80/x
  3. Step 3: Cross multiply
    15,011.96x = 22,493.64 × 9,150.80
  4. Step 4: Simplify right side
    15,011.96x = 205,834,800.91
  5. Step 5: Solve for x
    x = 205,834,800.91/15,011.96
  6. Step 6: Final answer
    x = 13,711.39

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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.