Home / 50,779.28-70,076.12-29,257.13

Finding the Fourth Proportional to 50,779.28, 70,076.12 and 29,257.13

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Solution

The fourth proportional to 50,779.28, 70,076.12 and 29,257.13 is: 40,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,779.28 : 70,076.12 = 29,257.13 : x
  2. Step 2: Convert to fraction form
    50,779.28/70,076.12 = 29,257.13/x
  3. Step 3: Cross multiply
    50,779.28x = 70,076.12 × 29,257.13
  4. Step 4: Simplify right side
    50,779.28x = 2,050,225,656.07
  5. Step 5: Solve for x
    x = 2,050,225,656.07/50,779.28
  6. Step 6: Final answer
    x = 40,375.24

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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.