Home / 28,548.96-39,394.80-16,613.88

Finding the Fourth Proportional to 28,548.96, 39,394.80 and 16,613.88

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Solution

The fourth proportional to 28,548.96, 39,394.80 and 16,613.88 is: 22,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548.96 : 39,394.80 = 16,613.88 : x
  2. Step 2: Convert to fraction form
    28,548.96/39,394.80 = 16,613.88/x
  3. Step 3: Cross multiply
    28,548.96x = 39,394.80 × 16,613.88
  4. Step 4: Simplify right side
    28,548.96x = 654,500,479.82
  5. Step 5: Solve for x
    x = 654,500,479.82/28,548.96
  6. Step 6: Final answer
    x = 22,925.55

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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.