Home / 32,020.20-48,008.70-15,388.20

Finding the Fourth Proportional to 32,020.20, 48,008.70 and 15,388.20

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Solution

The fourth proportional to 32,020.20, 48,008.70 and 15,388.20 is: 23,071.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,020.20 : 48,008.70 = 15,388.20 : x
  2. Step 2: Convert to fraction form
    32,020.20/48,008.70 = 15,388.20/x
  3. Step 3: Cross multiply
    32,020.20x = 48,008.70 × 15,388.20
  4. Step 4: Simplify right side
    32,020.20x = 738,767,477.34
  5. Step 5: Solve for x
    x = 738,767,477.34/32,020.20
  6. Step 6: Final answer
    x = 23,071.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.