Home / 40,641.76-60,988.56-17,268.20

Finding the Fourth Proportional to 40,641.76, 60,988.56 and 17,268.20

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Solution

The fourth proportional to 40,641.76, 60,988.56 and 17,268.20 is: 25,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,641.76 : 60,988.56 = 17,268.20 : x
  2. Step 2: Convert to fraction form
    40,641.76/60,988.56 = 17,268.20/x
  3. Step 3: Cross multiply
    40,641.76x = 60,988.56 × 17,268.20
  4. Step 4: Simplify right side
    40,641.76x = 1,053,162,804.26
  5. Step 5: Solve for x
    x = 1,053,162,804.26/40,641.76
  6. Step 6: Final answer
    x = 25,913.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.