Home / 20,000.03-27,599.86-11,048.15

Finding the Fourth Proportional to 20,000.03, 27,599.86 and 11,048.15

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Solution

The fourth proportional to 20,000.03, 27,599.86 and 11,048.15 is: 15,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000.03 : 27,599.86 = 11,048.15 : x
  2. Step 2: Convert to fraction form
    20,000.03/27,599.86 = 11,048.15/x
  3. Step 3: Cross multiply
    20,000.03x = 27,599.86 × 11,048.15
  4. Step 4: Simplify right side
    20,000.03x = 304,927,476.07
  5. Step 5: Solve for x
    x = 304,927,476.07/20,000.03
  6. Step 6: Final answer
    x = 15,246.35

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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.