Home / 19,543.20-29,336.40-10,795.20

Finding the Fourth Proportional to 19,543.20, 29,336.40 and 10,795.20

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Solution

The fourth proportional to 19,543.20, 29,336.40 and 10,795.20 is: 16,204.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.20 : 29,336.40 = 10,795.20 : x
  2. Step 2: Convert to fraction form
    19,543.20/29,336.40 = 10,795.20/x
  3. Step 3: Cross multiply
    19,543.20x = 29,336.40 × 10,795.20
  4. Step 4: Simplify right side
    19,543.20x = 316,692,305.28
  5. Step 5: Solve for x
    x = 316,692,305.28/19,543.20
  6. Step 6: Final answer
    x = 16,204.73

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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.