Home / 52,209.79-72,049.58-28,336.46

Finding the Fourth Proportional to 52,209.79, 72,049.58 and 28,336.46

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Solution

The fourth proportional to 52,209.79, 72,049.58 and 28,336.46 is: 39,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209.79 : 72,049.58 = 28,336.46 : x
  2. Step 2: Convert to fraction form
    52,209.79/72,049.58 = 28,336.46/x
  3. Step 3: Cross multiply
    52,209.79x = 72,049.58 × 28,336.46
  4. Step 4: Simplify right side
    52,209.79x = 2,041,630,404.22
  5. Step 5: Solve for x
    x = 2,041,630,404.22/52,209.79
  6. Step 6: Final answer
    x = 39,104.36

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Double scale
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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.