Home / 32,490.24-44,837.28-18,343.20

Finding the Fourth Proportional to 32,490.24, 44,837.28 and 18,343.20

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Solution

The fourth proportional to 32,490.24, 44,837.28 and 18,343.20 is: 25,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,490.24 : 44,837.28 = 18,343.20 : x
  2. Step 2: Convert to fraction form
    32,490.24/44,837.28 = 18,343.20/x
  3. Step 3: Cross multiply
    32,490.24x = 44,837.28 × 18,343.20
  4. Step 4: Simplify right side
    32,490.24x = 822,459,194.50
  5. Step 5: Solve for x
    x = 822,459,194.50/32,490.24
  6. Step 6: Final answer
    x = 25,314.04

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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.