Home / 23,518.65-32,422.70-19,919.22

Finding the Fourth Proportional to 23,518.65, 32,422.70 and 19,919.22

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Solution

The fourth proportional to 23,518.65, 32,422.70 and 19,919.22 is: 27,460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,518.65 : 32,422.70 = 19,919.22 : x
  2. Step 2: Convert to fraction form
    23,518.65/32,422.70 = 19,919.22/x
  3. Step 3: Cross multiply
    23,518.65x = 32,422.70 × 19,919.22
  4. Step 4: Simplify right side
    23,518.65x = 645,834,794.70
  5. Step 5: Solve for x
    x = 645,834,794.70/23,518.65
  6. Step 6: Final answer
    x = 27,460.54

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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.