Home / 19,541.97-29,312.22-5,690.61

Finding the Fourth Proportional to 19,541.97, 29,312.22 and 5,690.61

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Solution

The fourth proportional to 19,541.97, 29,312.22 and 5,690.61 is: 8,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.97 : 29,312.22 = 5,690.61 : x
  2. Step 2: Convert to fraction form
    19,541.97/29,312.22 = 5,690.61/x
  3. Step 3: Cross multiply
    19,541.97x = 29,312.22 × 5,690.61
  4. Step 4: Simplify right side
    19,541.97x = 166,804,412.25
  5. Step 5: Solve for x
    x = 166,804,412.25/19,541.97
  6. Step 6: Final answer
    x = 8,535.70

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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.