Home / 50,782.70-70,063.16-29,557.46

Finding the Fourth Proportional to 50,782.70, 70,063.16 and 29,557.46

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Solution

The fourth proportional to 50,782.70, 70,063.16 and 29,557.46 is: 40,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,782.70 : 70,063.16 = 29,557.46 : x
  2. Step 2: Convert to fraction form
    50,782.70/70,063.16 = 29,557.46/x
  3. Step 3: Cross multiply
    50,782.70x = 70,063.16 × 29,557.46
  4. Step 4: Simplify right side
    50,782.70x = 2,070,889,049.17
  5. Step 5: Solve for x
    x = 2,070,889,049.17/50,782.70
  6. Step 6: Final answer
    x = 40,779.42

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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.