Home / 25,170.32-34,742.28-14,567.12

Finding the Fourth Proportional to 25,170.32, 34,742.28 and 14,567.12

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Solution

The fourth proportional to 25,170.32, 34,742.28 and 14,567.12 is: 20,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.32 : 34,742.28 = 14,567.12 : x
  2. Step 2: Convert to fraction form
    25,170.32/34,742.28 = 14,567.12/x
  3. Step 3: Cross multiply
    25,170.32x = 34,742.28 × 14,567.12
  4. Step 4: Simplify right side
    25,170.32x = 506,094,961.83
  5. Step 5: Solve for x
    x = 506,094,961.83/25,170.32
  6. Step 6: Final answer
    x = 20,106.81

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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.