Home / 26,330.16-39,417.40-16,942.47

Finding the Fourth Proportional to 26,330.16, 39,417.40 and 16,942.47

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Solution

The fourth proportional to 26,330.16, 39,417.40 and 16,942.47 is: 25,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,330.16 : 39,417.40 = 16,942.47 : x
  2. Step 2: Convert to fraction form
    26,330.16/39,417.40 = 16,942.47/x
  3. Step 3: Cross multiply
    26,330.16x = 39,417.40 × 16,942.47
  4. Step 4: Simplify right side
    26,330.16x = 667,827,990.34
  5. Step 5: Solve for x
    x = 667,827,990.34/26,330.16
  6. Step 6: Final answer
    x = 25,363.61

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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.