Home / 15,354.52-23,031.76-4,261.21

Finding the Fourth Proportional to 15,354.52, 23,031.76 and 4,261.21

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Solution

The fourth proportional to 15,354.52, 23,031.76 and 4,261.21 is: 6,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,354.52 : 23,031.76 = 4,261.21 : x
  2. Step 2: Convert to fraction form
    15,354.52/23,031.76 = 4,261.21/x
  3. Step 3: Cross multiply
    15,354.52x = 23,031.76 × 4,261.21
  4. Step 4: Simplify right side
    15,354.52x = 98,143,166.03
  5. Step 5: Solve for x
    x = 98,143,166.03/15,354.52
  6. Step 6: Final answer
    x = 6,391.81

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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.