Home / 16,985.62-23,440.35-9,432.10

Finding the Fourth Proportional to 16,985.62, 23,440.35 and 9,432.10

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Solution

The fourth proportional to 16,985.62, 23,440.35 and 9,432.10 is: 13,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.62 : 23,440.35 = 9,432.10 : x
  2. Step 2: Convert to fraction form
    16,985.62/23,440.35 = 9,432.10/x
  3. Step 3: Cross multiply
    16,985.62x = 23,440.35 × 9,432.10
  4. Step 4: Simplify right side
    16,985.62x = 221,091,725.24
  5. Step 5: Solve for x
    x = 221,091,725.24/16,985.62
  6. Step 6: Final answer
    x = 13,016.41

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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.