Home / 28,256.44-39,000.96-16,326.70

Finding the Fourth Proportional to 28,256.44, 39,000.96 and 16,326.70

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Solution

The fourth proportional to 28,256.44, 39,000.96 and 16,326.70 is: 22,534.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,256.44 : 39,000.96 = 16,326.70 : x
  2. Step 2: Convert to fraction form
    28,256.44/39,000.96 = 16,326.70/x
  3. Step 3: Cross multiply
    28,256.44x = 39,000.96 × 16,326.70
  4. Step 4: Simplify right side
    28,256.44x = 636,756,973.63
  5. Step 5: Solve for x
    x = 636,756,973.63/28,256.44
  6. Step 6: Final answer
    x = 22,534.93

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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.