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Finding the Fourth Proportional to 26,963.48, 40,452.48 and 15,284.90

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Solution

The fourth proportional to 26,963.48, 40,452.48 and 15,284.90 is: 22,931.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,963.48 : 40,452.48 = 15,284.90 : x
  2. Step 2: Convert to fraction form
    26,963.48/40,452.48 = 15,284.90/x
  3. Step 3: Cross multiply
    26,963.48x = 40,452.48 × 15,284.90
  4. Step 4: Simplify right side
    26,963.48x = 618,312,111.55
  5. Step 5: Solve for x
    x = 618,312,111.55/26,963.48
  6. Step 6: Final answer
    x = 22,931.47

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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.