Home / 15,543.74-23,295.26-6,178.80

Finding the Fourth Proportional to 15,543.74, 23,295.26 and 6,178.80

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Solution

The fourth proportional to 15,543.74, 23,295.26 and 6,178.80 is: 9,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.74 : 23,295.26 = 6,178.80 : x
  2. Step 2: Convert to fraction form
    15,543.74/23,295.26 = 6,178.80/x
  3. Step 3: Cross multiply
    15,543.74x = 23,295.26 × 6,178.80
  4. Step 4: Simplify right side
    15,543.74x = 143,936,752.49
  5. Step 5: Solve for x
    x = 143,936,752.49/15,543.74
  6. Step 6: Final answer
    x = 9,260.11

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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.