Home / 45,596.61-68,402.25-19,301.58

Finding the Fourth Proportional to 45,596.61, 68,402.25 and 19,301.58

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Solution

The fourth proportional to 45,596.61, 68,402.25 and 19,301.58 is: 28,955.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,596.61 : 68,402.25 = 19,301.58 : x
  2. Step 2: Convert to fraction form
    45,596.61/68,402.25 = 19,301.58/x
  3. Step 3: Cross multiply
    45,596.61x = 68,402.25 × 19,301.58
  4. Step 4: Simplify right side
    45,596.61x = 1,320,271,500.56
  5. Step 5: Solve for x
    x = 1,320,271,500.56/45,596.61
  6. Step 6: Final answer
    x = 28,955.47

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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.