Home / 15,545.46-23,325.08-8,148.16

Finding the Fourth Proportional to 15,545.46, 23,325.08 and 8,148.16

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Solution

The fourth proportional to 15,545.46, 23,325.08 and 8,148.16 is: 12,225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.46 : 23,325.08 = 8,148.16 : x
  2. Step 2: Convert to fraction form
    15,545.46/23,325.08 = 8,148.16/x
  3. Step 3: Cross multiply
    15,545.46x = 23,325.08 × 8,148.16
  4. Step 4: Simplify right side
    15,545.46x = 190,056,443.11
  5. Step 5: Solve for x
    x = 190,056,443.11/15,545.46
  6. Step 6: Final answer
    x = 12,225.85

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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.