Home / 15,831.12-23,752.14-5,973.21

Finding the Fourth Proportional to 15,831.12, 23,752.14 and 5,973.21

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Solution

The fourth proportional to 15,831.12, 23,752.14 and 5,973.21 is: 8,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.12 : 23,752.14 = 5,973.21 : x
  2. Step 2: Convert to fraction form
    15,831.12/23,752.14 = 5,973.21/x
  3. Step 3: Cross multiply
    15,831.12x = 23,752.14 × 5,973.21
  4. Step 4: Simplify right side
    15,831.12x = 141,876,520.17
  5. Step 5: Solve for x
    x = 141,876,520.17/15,831.12
  6. Step 6: Final answer
    x = 8,961.88

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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.