Home / 51,501.60-71,064.23-28,841.55

Finding the Fourth Proportional to 51,501.60, 71,064.23 and 28,841.55

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Solution

The fourth proportional to 51,501.60, 71,064.23 and 28,841.55 is: 39,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,501.60 : 71,064.23 = 28,841.55 : x
  2. Step 2: Convert to fraction form
    51,501.60/71,064.23 = 28,841.55/x
  3. Step 3: Cross multiply
    51,501.60x = 71,064.23 × 28,841.55
  4. Step 4: Simplify right side
    51,501.60x = 2,049,602,398.55
  5. Step 5: Solve for x
    x = 2,049,602,398.55/51,501.60
  6. Step 6: Final answer
    x = 39,796.87

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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.