Home / 25,189.32-34,760.70-14,578.74

Finding the Fourth Proportional to 25,189.32, 34,760.70 and 14,578.74

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Solution

The fourth proportional to 25,189.32, 34,760.70 and 14,578.74 is: 20,118.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.32 : 34,760.70 = 14,578.74 : x
  2. Step 2: Convert to fraction form
    25,189.32/34,760.70 = 14,578.74/x
  3. Step 3: Cross multiply
    25,189.32x = 34,760.70 × 14,578.74
  4. Step 4: Simplify right side
    25,189.32x = 506,767,207.52
  5. Step 5: Solve for x
    x = 506,767,207.52/25,189.32
  6. Step 6: Final answer
    x = 20,118.34

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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.