Home / 15,442.20-23,163.30-14,837.40

Finding the Fourth Proportional to 15,442.20, 23,163.30 and 14,837.40

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Solution

The fourth proportional to 15,442.20, 23,163.30 and 14,837.40 is: 22,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442.20 : 23,163.30 = 14,837.40 : x
  2. Step 2: Convert to fraction form
    15,442.20/23,163.30 = 14,837.40/x
  3. Step 3: Cross multiply
    15,442.20x = 23,163.30 × 14,837.40
  4. Step 4: Simplify right side
    15,442.20x = 343,683,147.42
  5. Step 5: Solve for x
    x = 343,683,147.42/15,442.20
  6. Step 6: Final answer
    x = 22,256.10

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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.