Home / 52,209.50-72,048.68-28,336.19

Finding the Fourth Proportional to 52,209.50, 72,048.68 and 28,336.19

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Solution

The fourth proportional to 52,209.50, 72,048.68 and 28,336.19 is: 39,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209.50 : 72,048.68 = 28,336.19 : x
  2. Step 2: Convert to fraction form
    52,209.50/72,048.68 = 28,336.19/x
  3. Step 3: Cross multiply
    52,209.50x = 72,048.68 × 28,336.19
  4. Step 4: Simplify right side
    52,209.50x = 2,041,584,690.07
  5. Step 5: Solve for x
    x = 2,041,584,690.07/52,209.50
  6. Step 6: Final answer
    x = 39,103.70

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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.