Home / 25,227.72-34,810.62-14,615.40

Finding the Fourth Proportional to 25,227.72, 34,810.62 and 14,615.40

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Solution

The fourth proportional to 25,227.72, 34,810.62 and 14,615.40 is: 20,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,227.72 : 34,810.62 = 14,615.40 : x
  2. Step 2: Convert to fraction form
    25,227.72/34,810.62 = 14,615.40/x
  3. Step 3: Cross multiply
    25,227.72x = 34,810.62 × 14,615.40
  4. Step 4: Simplify right side
    25,227.72x = 508,771,135.55
  5. Step 5: Solve for x
    x = 508,771,135.55/25,227.72
  6. Step 6: Final answer
    x = 20,167.15

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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.