Home / 28,844.88-39,823.95-22,117.57

Finding the Fourth Proportional to 28,844.88, 39,823.95 and 22,117.57

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Solution

The fourth proportional to 28,844.88, 39,823.95 and 22,117.57 is: 30,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.88 : 39,823.95 = 22,117.57 : x
  2. Step 2: Convert to fraction form
    28,844.88/39,823.95 = 22,117.57/x
  3. Step 3: Cross multiply
    28,844.88x = 39,823.95 × 22,117.57
  4. Step 4: Simplify right side
    28,844.88x = 880,809,001.80
  5. Step 5: Solve for x
    x = 880,809,001.80/28,844.88
  6. Step 6: Final answer
    x = 30,536.06

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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.