Home / 51,335.53-70,841.56-28,673.85

Finding the Fourth Proportional to 51,335.53, 70,841.56 and 28,673.85

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Solution

The fourth proportional to 51,335.53, 70,841.56 and 28,673.85 is: 39,569.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.53 : 70,841.56 = 28,673.85 : x
  2. Step 2: Convert to fraction form
    51,335.53/70,841.56 = 28,673.85/x
  3. Step 3: Cross multiply
    51,335.53x = 70,841.56 × 28,673.85
  4. Step 4: Simplify right side
    51,335.53x = 2,031,300,265.21
  5. Step 5: Solve for x
    x = 2,031,300,265.21/51,335.53
  6. Step 6: Final answer
    x = 39,569.09

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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.