Home / 51,007.67-70,394.52-28,348.53

Finding the Fourth Proportional to 51,007.67, 70,394.52 and 28,348.53

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Solution

The fourth proportional to 51,007.67, 70,394.52 and 28,348.53 is: 39,123.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,007.67 : 70,394.52 = 28,348.53 : x
  2. Step 2: Convert to fraction form
    51,007.67/70,394.52 = 28,348.53/x
  3. Step 3: Cross multiply
    51,007.67x = 70,394.52 × 28,348.53
  4. Step 4: Simplify right side
    51,007.67x = 1,995,581,240.89
  5. Step 5: Solve for x
    x = 1,995,581,240.89/51,007.67
  6. Step 6: Final answer
    x = 39,123.16

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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.