Home / 23,642.70-35,464.05-13,145.10

Finding the Fourth Proportional to 23,642.70, 35,464.05 and 13,145.10

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Solution

The fourth proportional to 23,642.70, 35,464.05 and 13,145.10 is: 19,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642.70 : 35,464.05 = 13,145.10 : x
  2. Step 2: Convert to fraction form
    23,642.70/35,464.05 = 13,145.10/x
  3. Step 3: Cross multiply
    23,642.70x = 35,464.05 × 13,145.10
  4. Step 4: Simplify right side
    23,642.70x = 466,178,483.66
  5. Step 5: Solve for x
    x = 466,178,483.66/23,642.70
  6. Step 6: Final answer
    x = 19,717.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.