Home / 14,202.50-19,599.55-8,151.13

Finding the Fourth Proportional to 14,202.50, 19,599.55 and 8,151.13

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Solution

The fourth proportional to 14,202.50, 19,599.55 and 8,151.13 is: 11,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.50 : 19,599.55 = 8,151.13 : x
  2. Step 2: Convert to fraction form
    14,202.50/19,599.55 = 8,151.13/x
  3. Step 3: Cross multiply
    14,202.50x = 19,599.55 × 8,151.13
  4. Step 4: Simplify right side
    14,202.50x = 159,758,479.99
  5. Step 5: Solve for x
    x = 159,758,479.99/14,202.50
  6. Step 6: Final answer
    x = 11,248.62

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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.