Home / 25,639.53-38,332.86-21,734.37

Finding the Fourth Proportional to 25,639.53, 38,332.86 and 21,734.37

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Solution

The fourth proportional to 25,639.53, 38,332.86 and 21,734.37 is: 32,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.53 : 38,332.86 = 21,734.37 : x
  2. Step 2: Convert to fraction form
    25,639.53/38,332.86 = 21,734.37/x
  3. Step 3: Cross multiply
    25,639.53x = 38,332.86 × 21,734.37
  4. Step 4: Simplify right side
    25,639.53x = 833,140,562.40
  5. Step 5: Solve for x
    x = 833,140,562.40/25,639.53
  6. Step 6: Final answer
    x = 32,494.37

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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.