Home / 53,468.57-80,175.49-28,522.19

Finding the Fourth Proportional to 53,468.57, 80,175.49 and 28,522.19

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Solution

The fourth proportional to 53,468.57, 80,175.49 and 28,522.19 is: 42,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,468.57 : 80,175.49 = 28,522.19 : x
  2. Step 2: Convert to fraction form
    53,468.57/80,175.49 = 28,522.19/x
  3. Step 3: Cross multiply
    53,468.57x = 80,175.49 × 28,522.19
  4. Step 4: Simplify right side
    53,468.57x = 2,286,780,688.26
  5. Step 5: Solve for x
    x = 2,286,780,688.26/53,468.57
  6. Step 6: Final answer
    x = 42,768.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.