Home / 15,831.64-23,732.88-7,061.77

Finding the Fourth Proportional to 15,831.64, 23,732.88 and 7,061.77

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Solution

The fourth proportional to 15,831.64, 23,732.88 and 7,061.77 is: 10,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.64 : 23,732.88 = 7,061.77 : x
  2. Step 2: Convert to fraction form
    15,831.64/23,732.88 = 7,061.77/x
  3. Step 3: Cross multiply
    15,831.64x = 23,732.88 × 7,061.77
  4. Step 4: Simplify right side
    15,831.64x = 167,596,140.00
  5. Step 5: Solve for x
    x = 167,596,140.00/15,831.64
  6. Step 6: Final answer
    x = 10,586.15

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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.