Home / 24,967.40-34,469.32-18,628.80

Finding the Fourth Proportional to 24,967.40, 34,469.32 and 18,628.80

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Solution

The fourth proportional to 24,967.40, 34,469.32 and 18,628.80 is: 25,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,967.40 : 34,469.32 = 18,628.80 : x
  2. Step 2: Convert to fraction form
    24,967.40/34,469.32 = 18,628.80/x
  3. Step 3: Cross multiply
    24,967.40x = 34,469.32 × 18,628.80
  4. Step 4: Simplify right side
    24,967.40x = 642,122,068.42
  5. Step 5: Solve for x
    x = 642,122,068.42/24,967.40
  6. Step 6: Final answer
    x = 25,718.42

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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.