Home / 15,109.30-22,672.05-6,345.10

Finding the Fourth Proportional to 15,109.30, 22,672.05 and 6,345.10

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Solution

The fourth proportional to 15,109.30, 22,672.05 and 6,345.10 is: 9,521.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,109.30 : 22,672.05 = 6,345.10 : x
  2. Step 2: Convert to fraction form
    15,109.30/22,672.05 = 6,345.10/x
  3. Step 3: Cross multiply
    15,109.30x = 22,672.05 × 6,345.10
  4. Step 4: Simplify right side
    15,109.30x = 143,856,424.46
  5. Step 5: Solve for x
    x = 143,856,424.46/15,109.30
  6. Step 6: Final answer
    x = 9,521.05

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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.