Home / 25,449.09-35,119.09-14,118.53

Finding the Fourth Proportional to 25,449.09, 35,119.09 and 14,118.53

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Solution

The fourth proportional to 25,449.09, 35,119.09 and 14,118.53 is: 19,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.09 : 35,119.09 = 14,118.53 : x
  2. Step 2: Convert to fraction form
    25,449.09/35,119.09 = 14,118.53/x
  3. Step 3: Cross multiply
    25,449.09x = 35,119.09 × 14,118.53
  4. Step 4: Simplify right side
    25,449.09x = 495,829,679.55
  5. Step 5: Solve for x
    x = 495,829,679.55/25,449.09
  6. Step 6: Final answer
    x = 19,483.20

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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.