Home / 32,407.28-44,722.24-18,260.40

Finding the Fourth Proportional to 32,407.28, 44,722.24 and 18,260.40

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Solution

The fourth proportional to 32,407.28, 44,722.24 and 18,260.40 is: 25,199.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,407.28 : 44,722.24 = 18,260.40 : x
  2. Step 2: Convert to fraction form
    32,407.28/44,722.24 = 18,260.40/x
  3. Step 3: Cross multiply
    32,407.28x = 44,722.24 × 18,260.40
  4. Step 4: Simplify right side
    32,407.28x = 816,645,991.30
  5. Step 5: Solve for x
    x = 816,645,991.30/32,407.28
  6. Step 6: Final answer
    x = 25,199.46

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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.