Home / 45,614.16-62,948.56-28,619.12

Finding the Fourth Proportional to 45,614.16, 62,948.56 and 28,619.12

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Solution

The fourth proportional to 45,614.16, 62,948.56 and 28,619.12 is: 39,495.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,614.16 : 62,948.56 = 28,619.12 : x
  2. Step 2: Convert to fraction form
    45,614.16/62,948.56 = 28,619.12/x
  3. Step 3: Cross multiply
    45,614.16x = 62,948.56 × 28,619.12
  4. Step 4: Simplify right side
    45,614.16x = 1,801,532,392.47
  5. Step 5: Solve for x
    x = 1,801,532,392.47/45,614.16
  6. Step 6: Final answer
    x = 39,495.03

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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.