Home / 36,312.76-50,113.38-21,205.18

Finding the Fourth Proportional to 36,312.76, 50,113.38 and 21,205.18

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Solution

The fourth proportional to 36,312.76, 50,113.38 and 21,205.18 is: 29,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,312.76 : 50,113.38 = 21,205.18 : x
  2. Step 2: Convert to fraction form
    36,312.76/50,113.38 = 21,205.18/x
  3. Step 3: Cross multiply
    36,312.76x = 50,113.38 × 21,205.18
  4. Step 4: Simplify right side
    36,312.76x = 1,062,663,243.31
  5. Step 5: Solve for x
    x = 1,062,663,243.31/36,312.76
  6. Step 6: Final answer
    x = 29,264.18

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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.