Home / 15,334.48-23,001.12-4,390.48

Finding the Fourth Proportional to 15,334.48, 23,001.12 and 4,390.48

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Solution

The fourth proportional to 15,334.48, 23,001.12 and 4,390.48 is: 6,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,334.48 : 23,001.12 = 4,390.48 : x
  2. Step 2: Convert to fraction form
    15,334.48/23,001.12 = 4,390.48/x
  3. Step 3: Cross multiply
    15,334.48x = 23,001.12 × 4,390.48
  4. Step 4: Simplify right side
    15,334.48x = 100,985,957.34
  5. Step 5: Solve for x
    x = 100,985,957.34/15,334.48
  6. Step 6: Final answer
    x = 6,585.55

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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.