Home / 26,478.90-36,541.46-14,543.02

Finding the Fourth Proportional to 26,478.90, 36,541.46 and 14,543.02

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Solution

The fourth proportional to 26,478.90, 36,541.46 and 14,543.02 is: 20,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478.90 : 36,541.46 = 14,543.02 : x
  2. Step 2: Convert to fraction form
    26,478.90/36,541.46 = 14,543.02/x
  3. Step 3: Cross multiply
    26,478.90x = 36,541.46 × 14,543.02
  4. Step 4: Simplify right side
    26,478.90x = 531,423,183.61
  5. Step 5: Solve for x
    x = 531,423,183.61/26,478.90
  6. Step 6: Final answer
    x = 20,069.69

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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.