Home / 25,341.53-38,018.48-17,859.68

Finding the Fourth Proportional to 25,341.53, 38,018.48 and 17,859.68

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Solution

The fourth proportional to 25,341.53, 38,018.48 and 17,859.68 is: 26,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,341.53 : 38,018.48 = 17,859.68 : x
  2. Step 2: Convert to fraction form
    25,341.53/38,018.48 = 17,859.68/x
  3. Step 3: Cross multiply
    25,341.53x = 38,018.48 × 17,859.68
  4. Step 4: Simplify right side
    25,341.53x = 678,997,886.89
  5. Step 5: Solve for x
    x = 678,997,886.89/25,341.53
  6. Step 6: Final answer
    x = 26,793.88

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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.