Home / 15,459.75-23,189.69-6,572.79

Finding the Fourth Proportional to 15,459.75, 23,189.69 and 6,572.79

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Solution

The fourth proportional to 15,459.75, 23,189.69 and 6,572.79 is: 9,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459.75 : 23,189.69 = 6,572.79 : x
  2. Step 2: Convert to fraction form
    15,459.75/23,189.69 = 6,572.79/x
  3. Step 3: Cross multiply
    15,459.75x = 23,189.69 × 6,572.79
  4. Step 4: Simplify right side
    15,459.75x = 152,420,962.54
  5. Step 5: Solve for x
    x = 152,420,962.54/15,459.75
  6. Step 6: Final answer
    x = 9,859.21

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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.