Home / 19,656.23-29,484.45-5,617.92

Finding the Fourth Proportional to 19,656.23, 29,484.45 and 5,617.92

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Solution

The fourth proportional to 19,656.23, 29,484.45 and 5,617.92 is: 8,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.23 : 29,484.45 = 5,617.92 : x
  2. Step 2: Convert to fraction form
    19,656.23/29,484.45 = 5,617.92/x
  3. Step 3: Cross multiply
    19,656.23x = 29,484.45 × 5,617.92
  4. Step 4: Simplify right side
    19,656.23x = 165,641,186.57
  5. Step 5: Solve for x
    x = 165,641,186.57/19,656.23
  6. Step 6: Final answer
    x = 8,426.91

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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.