Home / 36,437.07-50,283.32-20,521.80

Finding the Fourth Proportional to 36,437.07, 50,283.32 and 20,521.80

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Solution

The fourth proportional to 36,437.07, 50,283.32 and 20,521.80 is: 28,320.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.07 : 50,283.32 = 20,521.80 : x
  2. Step 2: Convert to fraction form
    36,437.07/50,283.32 = 20,521.80/x
  3. Step 3: Cross multiply
    36,437.07x = 50,283.32 × 20,521.80
  4. Step 4: Simplify right side
    36,437.07x = 1,031,904,236.38
  5. Step 5: Solve for x
    x = 1,031,904,236.38/36,437.07
  6. Step 6: Final answer
    x = 28,320.18

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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.