Home / 10,030.93-13,843.19-5,555.17

Finding the Fourth Proportional to 10,030.93, 13,843.19 and 5,555.17

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Solution

The fourth proportional to 10,030.93, 13,843.19 and 5,555.17 is: 7,666.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.93 : 13,843.19 = 5,555.17 : x
  2. Step 2: Convert to fraction form
    10,030.93/13,843.19 = 5,555.17/x
  3. Step 3: Cross multiply
    10,030.93x = 13,843.19 × 5,555.17
  4. Step 4: Simplify right side
    10,030.93x = 76,901,273.79
  5. Step 5: Solve for x
    x = 76,901,273.79/10,030.93
  6. Step 6: Final answer
    x = 7,666.42

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Double scale
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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.