Home / 37,545.02-51,823.65-21,640.05

Finding the Fourth Proportional to 37,545.02, 51,823.65 and 21,640.05

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Solution

The fourth proportional to 37,545.02, 51,823.65 and 21,640.05 is: 29,869.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,545.02 : 51,823.65 = 21,640.05 : x
  2. Step 2: Convert to fraction form
    37,545.02/51,823.65 = 21,640.05/x
  3. Step 3: Cross multiply
    37,545.02x = 51,823.65 × 21,640.05
  4. Step 4: Simplify right side
    37,545.02x = 1,121,466,377.18
  5. Step 5: Solve for x
    x = 1,121,466,377.18/37,545.02
  6. Step 6: Final answer
    x = 29,869.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.