Home / 25,515.12-35,214.12-14,337.12

Finding the Fourth Proportional to 25,515.12, 35,214.12 and 14,337.12

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Solution

The fourth proportional to 25,515.12, 35,214.12 and 14,337.12 is: 19,787.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.12 : 35,214.12 = 14,337.12 : x
  2. Step 2: Convert to fraction form
    25,515.12/35,214.12 = 14,337.12/x
  3. Step 3: Cross multiply
    25,515.12x = 35,214.12 × 14,337.12
  4. Step 4: Simplify right side
    25,515.12x = 504,869,064.13
  5. Step 5: Solve for x
    x = 504,869,064.13/25,515.12
  6. Step 6: Final answer
    x = 19,787.05

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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.