Home / 15,470.72-23,186.22-7,031.06

Finding the Fourth Proportional to 15,470.72, 23,186.22 and 7,031.06

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Solution

The fourth proportional to 15,470.72, 23,186.22 and 7,031.06 is: 10,537.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.72 : 23,186.22 = 7,031.06 : x
  2. Step 2: Convert to fraction form
    15,470.72/23,186.22 = 7,031.06/x
  3. Step 3: Cross multiply
    15,470.72x = 23,186.22 × 7,031.06
  4. Step 4: Simplify right side
    15,470.72x = 163,023,703.99
  5. Step 5: Solve for x
    x = 163,023,703.99/15,470.72
  6. Step 6: Final answer
    x = 10,537.56

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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.