Home / 10,055.04-13,843.60-8,635.92

Finding the Fourth Proportional to 10,055.04, 13,843.60 and 8,635.92

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Solution

The fourth proportional to 10,055.04, 13,843.60 and 8,635.92 is: 11,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.04 : 13,843.60 = 8,635.92 : x
  2. Step 2: Convert to fraction form
    10,055.04/13,843.60 = 8,635.92/x
  3. Step 3: Cross multiply
    10,055.04x = 13,843.60 × 8,635.92
  4. Step 4: Simplify right side
    10,055.04x = 119,552,222.11
  5. Step 5: Solve for x
    x = 119,552,222.11/10,055.04
  6. Step 6: Final answer
    x = 11,889.78

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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.