Home / 17,653.40-26,487.32-9,331.20

Finding the Fourth Proportional to 17,653.40, 26,487.32 and 9,331.20

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Solution

The fourth proportional to 17,653.40, 26,487.32 and 9,331.20 is: 14,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,653.40 : 26,487.32 = 9,331.20 : x
  2. Step 2: Convert to fraction form
    17,653.40/26,487.32 = 9,331.20/x
  3. Step 3: Cross multiply
    17,653.40x = 26,487.32 × 9,331.20
  4. Step 4: Simplify right side
    17,653.40x = 247,158,480.38
  5. Step 5: Solve for x
    x = 247,158,480.38/17,653.40
  6. Step 6: Final answer
    x = 14,000.62

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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.