Home / 10,954.62-15,068.25-9,603.54

Finding the Fourth Proportional to 10,954.62, 15,068.25 and 9,603.54

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Solution

The fourth proportional to 10,954.62, 15,068.25 and 9,603.54 is: 13,209.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.62 : 15,068.25 = 9,603.54 : x
  2. Step 2: Convert to fraction form
    10,954.62/15,068.25 = 9,603.54/x
  3. Step 3: Cross multiply
    10,954.62x = 15,068.25 × 9,603.54
  4. Step 4: Simplify right side
    10,954.62x = 144,708,541.61
  5. Step 5: Solve for x
    x = 144,708,541.61/10,954.62
  6. Step 6: Final answer
    x = 13,209.82

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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.