Home / 17,925.47-26,887.59-6,831.75

Finding the Fourth Proportional to 17,925.47, 26,887.59 and 6,831.75

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Solution

The fourth proportional to 17,925.47, 26,887.59 and 6,831.75 is: 10,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,925.47 : 26,887.59 = 6,831.75 : x
  2. Step 2: Convert to fraction form
    17,925.47/26,887.59 = 6,831.75/x
  3. Step 3: Cross multiply
    17,925.47x = 26,887.59 × 6,831.75
  4. Step 4: Simplify right side
    17,925.47x = 183,689,292.98
  5. Step 5: Solve for x
    x = 183,689,292.98/17,925.47
  6. Step 6: Final answer
    x = 10,247.39

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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.