Home / 25,446.81-35,116.55-14,118.03

Finding the Fourth Proportional to 25,446.81, 35,116.55 and 14,118.03

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Solution

The fourth proportional to 25,446.81, 35,116.55 and 14,118.03 is: 19,482.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,446.81 : 35,116.55 = 14,118.03 : x
  2. Step 2: Convert to fraction form
    25,446.81/35,116.55 = 14,118.03/x
  3. Step 3: Cross multiply
    25,446.81x = 35,116.55 × 14,118.03
  4. Step 4: Simplify right side
    25,446.81x = 495,776,568.16
  5. Step 5: Solve for x
    x = 495,776,568.16/25,446.81
  6. Step 6: Final answer
    x = 19,482.86

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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.