Home / 37,206.57-51,339.67-21,288.04

Finding the Fourth Proportional to 37,206.57, 51,339.67 and 21,288.04

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Solution

The fourth proportional to 37,206.57, 51,339.67 and 21,288.04 is: 29,374.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,206.57 : 51,339.67 = 21,288.04 : x
  2. Step 2: Convert to fraction form
    37,206.57/51,339.67 = 21,288.04/x
  3. Step 3: Cross multiply
    37,206.57x = 51,339.67 × 21,288.04
  4. Step 4: Simplify right side
    37,206.57x = 1,092,920,948.55
  5. Step 5: Solve for x
    x = 1,092,920,948.55/37,206.57
  6. Step 6: Final answer
    x = 29,374.41

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1.5x scale

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.