Home / 28,244.93-38,976.44-16,307.55

Finding the Fourth Proportional to 28,244.93, 38,976.44 and 16,307.55

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Solution

The fourth proportional to 28,244.93, 38,976.44 and 16,307.55 is: 22,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.93 : 38,976.44 = 16,307.55 : x
  2. Step 2: Convert to fraction form
    28,244.93/38,976.44 = 16,307.55/x
  3. Step 3: Cross multiply
    28,244.93x = 38,976.44 × 16,307.55
  4. Step 4: Simplify right side
    28,244.93x = 635,610,162.58
  5. Step 5: Solve for x
    x = 635,610,162.58/28,244.93
  6. Step 6: Final answer
    x = 22,503.52

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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.