Home / 45,328.74-68,005.41-13,737.53

Finding the Fourth Proportional to 45,328.74, 68,005.41 and 13,737.53

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Solution

The fourth proportional to 45,328.74, 68,005.41 and 13,737.53 is: 20,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,328.74 : 68,005.41 = 13,737.53 : x
  2. Step 2: Convert to fraction form
    45,328.74/68,005.41 = 13,737.53/x
  3. Step 3: Cross multiply
    45,328.74x = 68,005.41 × 13,737.53
  4. Step 4: Simplify right side
    45,328.74x = 934,226,020.01
  5. Step 5: Solve for x
    x = 934,226,020.01/45,328.74
  6. Step 6: Final answer
    x = 20,610.02

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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.