Home / 23,881.44-32,946.57-15,382.11

Finding the Fourth Proportional to 23,881.44, 32,946.57 and 15,382.11

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Solution

The fourth proportional to 23,881.44, 32,946.57 and 15,382.11 is: 21,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,881.44 : 32,946.57 = 15,382.11 : x
  2. Step 2: Convert to fraction form
    23,881.44/32,946.57 = 15,382.11/x
  3. Step 3: Cross multiply
    23,881.44x = 32,946.57 × 15,382.11
  4. Step 4: Simplify right side
    23,881.44x = 506,787,763.86
  5. Step 5: Solve for x
    x = 506,787,763.86/23,881.44
  6. Step 6: Final answer
    x = 21,220.99

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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.