Home / 18,572.86-25,624.31-10,609.45

Finding the Fourth Proportional to 18,572.86, 25,624.31 and 10,609.45

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Solution

The fourth proportional to 18,572.86, 25,624.31 and 10,609.45 is: 14,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572.86 : 25,624.31 = 10,609.45 : x
  2. Step 2: Convert to fraction form
    18,572.86/25,624.31 = 10,609.45/x
  3. Step 3: Cross multiply
    18,572.86x = 25,624.31 × 10,609.45
  4. Step 4: Simplify right side
    18,572.86x = 271,859,718.62
  5. Step 5: Solve for x
    x = 271,859,718.62/18,572.86
  6. Step 6: Final answer
    x = 14,637.47

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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.