Home / 32,637.95-45,040.20-18,490.76

Finding the Fourth Proportional to 32,637.95, 45,040.20 and 18,490.76

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Solution

The fourth proportional to 32,637.95, 45,040.20 and 18,490.76 is: 25,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,637.95 : 45,040.20 = 18,490.76 : x
  2. Step 2: Convert to fraction form
    32,637.95/45,040.20 = 18,490.76/x
  3. Step 3: Cross multiply
    32,637.95x = 45,040.20 × 18,490.76
  4. Step 4: Simplify right side
    32,637.95x = 832,827,528.55
  5. Step 5: Solve for x
    x = 832,827,528.55/32,637.95
  6. Step 6: Final answer
    x = 25,517.15

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Double scale
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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.