Home / 31,897.27-47,728.88-26,619.24

Finding the Fourth Proportional to 31,897.27, 47,728.88 and 26,619.24

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Solution

The fourth proportional to 31,897.27, 47,728.88 and 26,619.24 is: 39,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,897.27 : 47,728.88 = 26,619.24 : x
  2. Step 2: Convert to fraction form
    31,897.27/47,728.88 = 26,619.24/x
  3. Step 3: Cross multiply
    31,897.27x = 47,728.88 × 26,619.24
  4. Step 4: Simplify right side
    31,897.27x = 1,270,506,590.81
  5. Step 5: Solve for x
    x = 1,270,506,590.81/31,897.27
  6. Step 6: Final answer
    x = 39,831.21

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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.