Home / 23,424.08-32,330.88-19,641.20

Finding the Fourth Proportional to 23,424.08, 32,330.88 and 19,641.20

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Solution

The fourth proportional to 23,424.08, 32,330.88 and 19,641.20 is: 27,109.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,424.08 : 32,330.88 = 19,641.20 : x
  2. Step 2: Convert to fraction form
    23,424.08/32,330.88 = 19,641.20/x
  3. Step 3: Cross multiply
    23,424.08x = 32,330.88 × 19,641.20
  4. Step 4: Simplify right side
    23,424.08x = 635,017,280.26
  5. Step 5: Solve for x
    x = 635,017,280.26/23,424.08
  6. Step 6: Final answer
    x = 27,109.59

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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.