Home / 48,499.27-66,918.95-28,352.25

Finding the Fourth Proportional to 48,499.27, 66,918.95 and 28,352.25

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Solution

The fourth proportional to 48,499.27, 66,918.95 and 28,352.25 is: 39,120.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,499.27 : 66,918.95 = 28,352.25 : x
  2. Step 2: Convert to fraction form
    48,499.27/66,918.95 = 28,352.25/x
  3. Step 3: Cross multiply
    48,499.27x = 66,918.95 × 28,352.25
  4. Step 4: Simplify right side
    48,499.27x = 1,897,302,800.14
  5. Step 5: Solve for x
    x = 1,897,302,800.14/48,499.27
  6. Step 6: Final answer
    x = 39,120.24

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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.