Home / 32,428.46-44,758.24-20,484.20

Finding the Fourth Proportional to 32,428.46, 44,758.24 and 20,484.20

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Solution

The fourth proportional to 32,428.46, 44,758.24 and 20,484.20 is: 28,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,428.46 : 44,758.24 = 20,484.20 : x
  2. Step 2: Convert to fraction form
    32,428.46/44,758.24 = 20,484.20/x
  3. Step 3: Cross multiply
    32,428.46x = 44,758.24 × 20,484.20
  4. Step 4: Simplify right side
    32,428.46x = 916,836,739.81
  5. Step 5: Solve for x
    x = 916,836,739.81/32,428.46
  6. Step 6: Final answer
    x = 28,272.60

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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.