Home / 19,624.05-27,079.86-11,125.35

Finding the Fourth Proportional to 19,624.05, 27,079.86 and 11,125.35

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Solution

The fourth proportional to 19,624.05, 27,079.86 and 11,125.35 is: 15,352.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.05 : 27,079.86 = 11,125.35 : x
  2. Step 2: Convert to fraction form
    19,624.05/27,079.86 = 11,125.35/x
  3. Step 3: Cross multiply
    19,624.05x = 27,079.86 × 11,125.35
  4. Step 4: Simplify right side
    19,624.05x = 301,272,920.45
  5. Step 5: Solve for x
    x = 301,272,920.45/19,624.05
  6. Step 6: Final answer
    x = 15,352.23

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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.