Home / 26,117.53-39,191.86-9,478.86

Finding the Fourth Proportional to 26,117.53, 39,191.86 and 9,478.86

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Solution

The fourth proportional to 26,117.53, 39,191.86 and 9,478.86 is: 14,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.53 : 39,191.86 = 9,478.86 : x
  2. Step 2: Convert to fraction form
    26,117.53/39,191.86 = 9,478.86/x
  3. Step 3: Cross multiply
    26,117.53x = 39,191.86 × 9,478.86
  4. Step 4: Simplify right side
    26,117.53x = 371,494,154.08
  5. Step 5: Solve for x
    x = 371,494,154.08/26,117.53
  6. Step 6: Final answer
    x = 14,223.94

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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.