Home / 10,030.26-13,842.20-5,554.01

Finding the Fourth Proportional to 10,030.26, 13,842.20 and 5,554.01

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Solution

The fourth proportional to 10,030.26, 13,842.20 and 5,554.01 is: 7,664.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.26 : 13,842.20 = 5,554.01 : x
  2. Step 2: Convert to fraction form
    10,030.26/13,842.20 = 5,554.01/x
  3. Step 3: Cross multiply
    10,030.26x = 13,842.20 × 5,554.01
  4. Step 4: Simplify right side
    10,030.26x = 76,879,716.71
  5. Step 5: Solve for x
    x = 76,879,716.71/10,030.26
  6. Step 6: Final answer
    x = 7,664.78

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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.