Home / 18,547.29-25,594.43-10,163.61

Finding the Fourth Proportional to 18,547.29, 25,594.43 and 10,163.61

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Solution

The fourth proportional to 18,547.29, 25,594.43 and 10,163.61 is: 14,025.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.29 : 25,594.43 = 10,163.61 : x
  2. Step 2: Convert to fraction form
    18,547.29/25,594.43 = 10,163.61/x
  3. Step 3: Cross multiply
    18,547.29x = 25,594.43 × 10,163.61
  4. Step 4: Simplify right side
    18,547.29x = 260,131,753.87
  5. Step 5: Solve for x
    x = 260,131,753.87/18,547.29
  6. Step 6: Final answer
    x = 14,025.32

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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.