Home / 23,114.07-31,897.41-12,503.71

Finding the Fourth Proportional to 23,114.07, 31,897.41 and 12,503.71

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Solution

The fourth proportional to 23,114.07, 31,897.41 and 12,503.71 is: 17,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.07 : 31,897.41 = 12,503.71 : x
  2. Step 2: Convert to fraction form
    23,114.07/31,897.41 = 12,503.71/x
  3. Step 3: Cross multiply
    23,114.07x = 31,897.41 × 12,503.71
  4. Step 4: Simplify right side
    23,114.07x = 398,835,804.90
  5. Step 5: Solve for x
    x = 398,835,804.90/23,114.07
  6. Step 6: Final answer
    x = 17,255.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.