Home / 45,710.89-68,534.13-17,607.40

Finding the Fourth Proportional to 45,710.89, 68,534.13 and 17,607.40

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Solution

The fourth proportional to 45,710.89, 68,534.13 and 17,607.40 is: 26,398.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,710.89 : 68,534.13 = 17,607.40 : x
  2. Step 2: Convert to fraction form
    45,710.89/68,534.13 = 17,607.40/x
  3. Step 3: Cross multiply
    45,710.89x = 68,534.13 × 17,607.40
  4. Step 4: Simplify right side
    45,710.89x = 1,206,707,840.56
  5. Step 5: Solve for x
    x = 1,206,707,840.56/45,710.89
  6. Step 6: Final answer
    x = 26,398.69

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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.