Home / 25,597.68-35,329.32-20,332.68

Finding the Fourth Proportional to 25,597.68, 35,329.32 and 20,332.68

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Solution

The fourth proportional to 25,597.68, 35,329.32 and 20,332.68 is: 28,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,597.68 : 35,329.32 = 20,332.68 : x
  2. Step 2: Convert to fraction form
    25,597.68/35,329.32 = 20,332.68/x
  3. Step 3: Cross multiply
    25,597.68x = 35,329.32 × 20,332.68
  4. Step 4: Simplify right side
    25,597.68x = 718,339,758.18
  5. Step 5: Solve for x
    x = 718,339,758.18/25,597.68
  6. Step 6: Final answer
    x = 28,062.69

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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.