Home / 26,541.10-36,638.22-17,572.78

Finding the Fourth Proportional to 26,541.10, 36,638.22 and 17,572.78

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Solution

The fourth proportional to 26,541.10, 36,638.22 and 17,572.78 is: 24,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.10 : 36,638.22 = 17,572.78 : x
  2. Step 2: Convert to fraction form
    26,541.10/36,638.22 = 17,572.78/x
  3. Step 3: Cross multiply
    26,541.10x = 36,638.22 × 17,572.78
  4. Step 4: Simplify right side
    26,541.10x = 643,835,379.65
  5. Step 5: Solve for x
    x = 643,835,379.65/26,541.10
  6. Step 6: Final answer
    x = 24,258.05

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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.