Home / 15,748.84-23,609.85-6,978.97

Finding the Fourth Proportional to 15,748.84, 23,609.85 and 6,978.97

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Solution

The fourth proportional to 15,748.84, 23,609.85 and 6,978.97 is: 10,462.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,748.84 : 23,609.85 = 6,978.97 : x
  2. Step 2: Convert to fraction form
    15,748.84/23,609.85 = 6,978.97/x
  3. Step 3: Cross multiply
    15,748.84x = 23,609.85 × 6,978.97
  4. Step 4: Simplify right side
    15,748.84x = 164,772,434.85
  5. Step 5: Solve for x
    x = 164,772,434.85/15,748.84
  6. Step 6: Final answer
    x = 10,462.51

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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.