Home / 16,911.57-23,337.87-9,459.57

Finding the Fourth Proportional to 16,911.57, 23,337.87 and 9,459.57

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Solution

The fourth proportional to 16,911.57, 23,337.87 and 9,459.57 is: 13,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.57 : 23,337.87 = 9,459.57 : x
  2. Step 2: Convert to fraction form
    16,911.57/23,337.87 = 9,459.57/x
  3. Step 3: Cross multiply
    16,911.57x = 23,337.87 × 9,459.57
  4. Step 4: Simplify right side
    16,911.57x = 220,766,214.92
  5. Step 5: Solve for x
    x = 220,766,214.92/16,911.57
  6. Step 6: Final answer
    x = 13,054.15

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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.