Home / 15,541.16-23,320.10-6,775.55

Finding the Fourth Proportional to 15,541.16, 23,320.10 and 6,775.55

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Solution

The fourth proportional to 15,541.16, 23,320.10 and 6,775.55 is: 10,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541.16 : 23,320.10 = 6,775.55 : x
  2. Step 2: Convert to fraction form
    15,541.16/23,320.10 = 6,775.55/x
  3. Step 3: Cross multiply
    15,541.16x = 23,320.10 × 6,775.55
  4. Step 4: Simplify right side
    15,541.16x = 158,006,353.08
  5. Step 5: Solve for x
    x = 158,006,353.08/15,541.16
  6. Step 6: Final answer
    x = 10,166.96

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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.