Home / 15,543.79-23,319.33-4,450.17

Finding the Fourth Proportional to 15,543.79, 23,319.33 and 4,450.17

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Solution

The fourth proportional to 15,543.79, 23,319.33 and 4,450.17 is: 6,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.79 : 23,319.33 = 4,450.17 : x
  2. Step 2: Convert to fraction form
    15,543.79/23,319.33 = 4,450.17/x
  3. Step 3: Cross multiply
    15,543.79x = 23,319.33 × 4,450.17
  4. Step 4: Simplify right side
    15,543.79x = 103,774,982.79
  5. Step 5: Solve for x
    x = 103,774,982.79/15,543.79
  6. Step 6: Final answer
    x = 6,676.30

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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.