Home / 15,397.48-23,091.66-6,630.34

Finding the Fourth Proportional to 15,397.48, 23,091.66 and 6,630.34

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Solution

The fourth proportional to 15,397.48, 23,091.66 and 6,630.34 is: 9,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,397.48 : 23,091.66 = 6,630.34 : x
  2. Step 2: Convert to fraction form
    15,397.48/23,091.66 = 6,630.34/x
  3. Step 3: Cross multiply
    15,397.48x = 23,091.66 × 6,630.34
  4. Step 4: Simplify right side
    15,397.48x = 153,105,556.96
  5. Step 5: Solve for x
    x = 153,105,556.96/15,397.48
  6. Step 6: Final answer
    x = 9,943.55

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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.