Home / 15,008.18-22,499.64-7,106.12

Finding the Fourth Proportional to 15,008.18, 22,499.64 and 7,106.12

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Solution

The fourth proportional to 15,008.18, 22,499.64 and 7,106.12 is: 10,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008.18 : 22,499.64 = 7,106.12 : x
  2. Step 2: Convert to fraction form
    15,008.18/22,499.64 = 7,106.12/x
  3. Step 3: Cross multiply
    15,008.18x = 22,499.64 × 7,106.12
  4. Step 4: Simplify right side
    15,008.18x = 159,885,141.80
  5. Step 5: Solve for x
    x = 159,885,141.80/15,008.18
  6. Step 6: Final answer
    x = 10,653.20

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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.