Home / 15,561.95-23,425.97-13,954.50

Finding the Fourth Proportional to 15,561.95, 23,425.97 and 13,954.50

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Solution

The fourth proportional to 15,561.95, 23,425.97 and 13,954.50 is: 21,006.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.95 : 23,425.97 = 13,954.50 : x
  2. Step 2: Convert to fraction form
    15,561.95/23,425.97 = 13,954.50/x
  3. Step 3: Cross multiply
    15,561.95x = 23,425.97 × 13,954.50
  4. Step 4: Simplify right side
    15,561.95x = 326,897,628.59
  5. Step 5: Solve for x
    x = 326,897,628.59/15,561.95
  6. Step 6: Final answer
    x = 21,006.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.