Home / 39,367.02-59,032.76-11,280.65

Finding the Fourth Proportional to 39,367.02, 59,032.76 and 11,280.65

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Solution

The fourth proportional to 39,367.02, 59,032.76 and 11,280.65 is: 16,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367.02 : 59,032.76 = 11,280.65 : x
  2. Step 2: Convert to fraction form
    39,367.02/59,032.76 = 11,280.65/x
  3. Step 3: Cross multiply
    39,367.02x = 59,032.76 × 11,280.65
  4. Step 4: Simplify right side
    39,367.02x = 665,927,552.53
  5. Step 5: Solve for x
    x = 665,927,552.53/39,367.02
  6. Step 6: Final answer
    x = 16,915.87

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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.