Home / 18,632.10-25,712.17-10,567.28

Finding the Fourth Proportional to 18,632.10, 25,712.17 and 10,567.28

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Solution

The fourth proportional to 18,632.10, 25,712.17 and 10,567.28 is: 14,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.10 : 25,712.17 = 10,567.28 : x
  2. Step 2: Convert to fraction form
    18,632.10/25,712.17 = 10,567.28/x
  3. Step 3: Cross multiply
    18,632.10x = 25,712.17 × 10,567.28
  4. Step 4: Simplify right side
    18,632.10x = 271,707,518.40
  5. Step 5: Solve for x
    x = 271,707,518.40/18,632.10
  6. Step 6: Final answer
    x = 14,582.77

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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.