Home / 15,447.04-23,171.90-4,353.80

Finding the Fourth Proportional to 15,447.04, 23,171.90 and 4,353.80

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Solution

The fourth proportional to 15,447.04, 23,171.90 and 4,353.80 is: 6,531.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.04 : 23,171.90 = 4,353.80 : x
  2. Step 2: Convert to fraction form
    15,447.04/23,171.90 = 4,353.80/x
  3. Step 3: Cross multiply
    15,447.04x = 23,171.90 × 4,353.80
  4. Step 4: Simplify right side
    15,447.04x = 100,885,818.22
  5. Step 5: Solve for x
    x = 100,885,818.22/15,447.04
  6. Step 6: Final answer
    x = 6,531.08

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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.