Home / 51,010.26-70,389.68-28,347.83

Finding the Fourth Proportional to 51,010.26, 70,389.68 and 28,347.83

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Solution

The fourth proportional to 51,010.26, 70,389.68 and 28,347.83 is: 39,117.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,010.26 : 70,389.68 = 28,347.83 : x
  2. Step 2: Convert to fraction form
    51,010.26/70,389.68 = 28,347.83/x
  3. Step 3: Cross multiply
    51,010.26x = 70,389.68 × 28,347.83
  4. Step 4: Simplify right side
    51,010.26x = 1,995,394,188.71
  5. Step 5: Solve for x
    x = 1,995,394,188.71/51,010.26
  6. Step 6: Final answer
    x = 39,117.51

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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.