Home / 13,253.76-18,292.14-9,010.98

Finding the Fourth Proportional to 13,253.76, 18,292.14 and 9,010.98

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Solution

The fourth proportional to 13,253.76, 18,292.14 and 9,010.98 is: 12,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253.76 : 18,292.14 = 9,010.98 : x
  2. Step 2: Convert to fraction form
    13,253.76/18,292.14 = 9,010.98/x
  3. Step 3: Cross multiply
    13,253.76x = 18,292.14 × 9,010.98
  4. Step 4: Simplify right side
    13,253.76x = 164,830,107.70
  5. Step 5: Solve for x
    x = 164,830,107.70/13,253.76
  6. Step 6: Final answer
    x = 12,436.48

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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.