Home / 28,244.39-38,976.98-16,307.51

Finding the Fourth Proportional to 28,244.39, 38,976.98 and 16,307.51

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Solution

The fourth proportional to 28,244.39, 38,976.98 and 16,307.51 is: 22,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.39 : 38,976.98 = 16,307.51 : x
  2. Step 2: Convert to fraction form
    28,244.39/38,976.98 = 16,307.51/x
  3. Step 3: Cross multiply
    28,244.39x = 38,976.98 × 16,307.51
  4. Step 4: Simplify right side
    28,244.39x = 635,617,214.70
  5. Step 5: Solve for x
    x = 635,617,214.70/28,244.39
  6. Step 6: Final answer
    x = 22,504.20

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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.