Home / 23,137.95-31,930.29-12,527.52

Finding the Fourth Proportional to 23,137.95, 31,930.29 and 12,527.52

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Solution

The fourth proportional to 23,137.95, 31,930.29 and 12,527.52 is: 17,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,137.95 : 31,930.29 = 12,527.52 : x
  2. Step 2: Convert to fraction form
    23,137.95/31,930.29 = 12,527.52/x
  3. Step 3: Cross multiply
    23,137.95x = 31,930.29 × 12,527.52
  4. Step 4: Simplify right side
    23,137.95x = 400,007,346.58
  5. Step 5: Solve for x
    x = 400,007,346.58/23,137.95
  6. Step 6: Final answer
    x = 17,287.93

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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.