Home / 18,838.31-25,997.19-10,341.23

Finding the Fourth Proportional to 18,838.31, 25,997.19 and 10,341.23

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Solution

The fourth proportional to 18,838.31, 25,997.19 and 10,341.23 is: 14,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,838.31 : 25,997.19 = 10,341.23 : x
  2. Step 2: Convert to fraction form
    18,838.31/25,997.19 = 10,341.23/x
  3. Step 3: Cross multiply
    18,838.31x = 25,997.19 × 10,341.23
  4. Step 4: Simplify right side
    18,838.31x = 268,842,869.44
  5. Step 5: Solve for x
    x = 268,842,869.44/18,838.31
  6. Step 6: Final answer
    x = 14,271.07

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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.