Home / 26,862.10-40,283.59-10,217.70

Finding the Fourth Proportional to 26,862.10, 40,283.59 and 10,217.70

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Solution

The fourth proportional to 26,862.10, 40,283.59 and 10,217.70 is: 15,322.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,862.10 : 40,283.59 = 10,217.70 : x
  2. Step 2: Convert to fraction form
    26,862.10/40,283.59 = 10,217.70/x
  3. Step 3: Cross multiply
    26,862.10x = 40,283.59 × 10,217.70
  4. Step 4: Simplify right side
    26,862.10x = 411,605,637.54
  5. Step 5: Solve for x
    x = 411,605,637.54/26,862.10
  6. Step 6: Final answer
    x = 15,322.91

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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.