Home / 15,443.01-23,168.61-8,045.28

Finding the Fourth Proportional to 15,443.01, 23,168.61 and 8,045.28

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Solution

The fourth proportional to 15,443.01, 23,168.61 and 8,045.28 is: 12,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.01 : 23,168.61 = 8,045.28 : x
  2. Step 2: Convert to fraction form
    15,443.01/23,168.61 = 8,045.28/x
  3. Step 3: Cross multiply
    15,443.01x = 23,168.61 × 8,045.28
  4. Step 4: Simplify right side
    15,443.01x = 186,397,954.66
  5. Step 5: Solve for x
    x = 186,397,954.66/15,443.01
  6. Step 6: Final answer
    x = 12,070.05

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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.