Home / 25,093.56-34,628.59-15,530.90

Finding the Fourth Proportional to 25,093.56, 34,628.59 and 15,530.90

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Solution

The fourth proportional to 25,093.56, 34,628.59 and 15,530.90 is: 21,432.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,093.56 : 34,628.59 = 15,530.90 : x
  2. Step 2: Convert to fraction form
    25,093.56/34,628.59 = 15,530.90/x
  3. Step 3: Cross multiply
    25,093.56x = 34,628.59 × 15,530.90
  4. Step 4: Simplify right side
    25,093.56x = 537,813,168.43
  5. Step 5: Solve for x
    x = 537,813,168.43/25,093.56
  6. Step 6: Final answer
    x = 21,432.32

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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.