Home / 52,307.68-72,183.08-28,433.74

Finding the Fourth Proportional to 52,307.68, 72,183.08 and 28,433.74

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Solution

The fourth proportional to 52,307.68, 72,183.08 and 28,433.74 is: 39,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,307.68 : 72,183.08 = 28,433.74 : x
  2. Step 2: Convert to fraction form
    52,307.68/72,183.08 = 28,433.74/x
  3. Step 3: Cross multiply
    52,307.68x = 72,183.08 × 28,433.74
  4. Step 4: Simplify right side
    52,307.68x = 2,052,434,929.12
  5. Step 5: Solve for x
    x = 2,052,434,929.12/52,307.68
  6. Step 6: Final answer
    x = 39,237.74

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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.