Home / 49,528.16-68,348.76-28,319.12

Finding the Fourth Proportional to 49,528.16, 68,348.76 and 28,319.12

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Solution

The fourth proportional to 49,528.16, 68,348.76 and 28,319.12 is: 39,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,528.16 : 68,348.76 = 28,319.12 : x
  2. Step 2: Convert to fraction form
    49,528.16/68,348.76 = 28,319.12/x
  3. Step 3: Cross multiply
    49,528.16x = 68,348.76 × 28,319.12
  4. Step 4: Simplify right side
    49,528.16x = 1,935,576,736.29
  5. Step 5: Solve for x
    x = 1,935,576,736.29/49,528.16
  6. Step 6: Final answer
    x = 39,080.33

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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.