Home / 32,431.92-44,756.15-18,284.78

Finding the Fourth Proportional to 32,431.92, 44,756.15 and 18,284.78

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Solution

The fourth proportional to 32,431.92, 44,756.15 and 18,284.78 is: 25,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,431.92 : 44,756.15 = 18,284.78 : x
  2. Step 2: Convert to fraction form
    32,431.92/44,756.15 = 18,284.78/x
  3. Step 3: Cross multiply
    32,431.92x = 44,756.15 × 18,284.78
  4. Step 4: Simplify right side
    32,431.92x = 818,356,041.19
  5. Step 5: Solve for x
    x = 818,356,041.19/32,431.92
  6. Step 6: Final answer
    x = 25,233.04

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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.