Home / 51,056.24-70,452.20-28,391.57

Finding the Fourth Proportional to 51,056.24, 70,452.20 and 28,391.57

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Solution

The fourth proportional to 51,056.24, 70,452.20 and 28,391.57 is: 39,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,056.24 : 70,452.20 = 28,391.57 : x
  2. Step 2: Convert to fraction form
    51,056.24/70,452.20 = 28,391.57/x
  3. Step 3: Cross multiply
    51,056.24x = 70,452.20 × 28,391.57
  4. Step 4: Simplify right side
    51,056.24x = 2,000,248,073.74
  5. Step 5: Solve for x
    x = 2,000,248,073.74/51,056.24
  6. Step 6: Final answer
    x = 39,177.35

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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.