Home / 47,445.96-71,158.98-17,863.08

Finding the Fourth Proportional to 47,445.96, 71,158.98 and 17,863.08

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Solution

The fourth proportional to 47,445.96, 71,158.98 and 17,863.08 is: 26,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,445.96 : 71,158.98 = 17,863.08 : x
  2. Step 2: Convert to fraction form
    47,445.96/71,158.98 = 17,863.08/x
  3. Step 3: Cross multiply
    47,445.96x = 71,158.98 × 17,863.08
  4. Step 4: Simplify right side
    47,445.96x = 1,271,118,552.46
  5. Step 5: Solve for x
    x = 1,271,118,552.46/47,445.96
  6. Step 6: Final answer
    x = 26,790.87

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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.