Home / 17,913.78-24,688.88-14,567.66

Finding the Fourth Proportional to 17,913.78, 24,688.88 and 14,567.66

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Solution

The fourth proportional to 17,913.78, 24,688.88 and 14,567.66 is: 20,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.78 : 24,688.88 = 14,567.66 : x
  2. Step 2: Convert to fraction form
    17,913.78/24,688.88 = 14,567.66/x
  3. Step 3: Cross multiply
    17,913.78x = 24,688.88 × 14,567.66
  4. Step 4: Simplify right side
    17,913.78x = 359,659,209.62
  5. Step 5: Solve for x
    x = 359,659,209.62/17,913.78
  6. Step 6: Final answer
    x = 20,077.24

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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.