Home / 10,032.15-13,844.55-5,555.76

Finding the Fourth Proportional to 10,032.15, 13,844.55 and 5,555.76

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Solution

The fourth proportional to 10,032.15, 13,844.55 and 5,555.76 is: 7,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032.15 : 13,844.55 = 5,555.76 : x
  2. Step 2: Convert to fraction form
    10,032.15/13,844.55 = 5,555.76/x
  3. Step 3: Cross multiply
    10,032.15x = 13,844.55 × 5,555.76
  4. Step 4: Simplify right side
    10,032.15x = 76,916,997.11
  5. Step 5: Solve for x
    x = 76,916,997.11/10,032.15
  6. Step 6: Final answer
    x = 7,667.05

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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.