Home / 17,442.60-24,070.28-9,889.63

Finding the Fourth Proportional to 17,442.60, 24,070.28 and 9,889.63

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Solution

The fourth proportional to 17,442.60, 24,070.28 and 9,889.63 is: 13,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,442.60 : 24,070.28 = 9,889.63 : x
  2. Step 2: Convert to fraction form
    17,442.60/24,070.28 = 9,889.63/x
  3. Step 3: Cross multiply
    17,442.60x = 24,070.28 × 9,889.63
  4. Step 4: Simplify right side
    17,442.60x = 238,046,163.20
  5. Step 5: Solve for x
    x = 238,046,163.20/17,442.60
  6. Step 6: Final answer
    x = 13,647.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.