Home / 25,440.34-38,182.47-17,654.62

Finding the Fourth Proportional to 25,440.34, 38,182.47 and 17,654.62

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Solution

The fourth proportional to 25,440.34, 38,182.47 and 17,654.62 is: 26,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.34 : 38,182.47 = 17,654.62 : x
  2. Step 2: Convert to fraction form
    25,440.34/38,182.47 = 17,654.62/x
  3. Step 3: Cross multiply
    25,440.34x = 38,182.47 × 17,654.62
  4. Step 4: Simplify right side
    25,440.34x = 674,096,998.51
  5. Step 5: Solve for x
    x = 674,096,998.51/25,440.34
  6. Step 6: Final answer
    x = 26,497.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.