Home / 36,437.34-50,274.74-20,521.79

Finding the Fourth Proportional to 36,437.34, 50,274.74 and 20,521.79

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Solution

The fourth proportional to 36,437.34, 50,274.74 and 20,521.79 is: 28,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.34 : 50,274.74 = 20,521.79 : x
  2. Step 2: Convert to fraction form
    36,437.34/50,274.74 = 20,521.79/x
  3. Step 3: Cross multiply
    36,437.34x = 50,274.74 × 20,521.79
  4. Step 4: Simplify right side
    36,437.34x = 1,031,727,645.05
  5. Step 5: Solve for x
    x = 1,031,727,645.05/36,437.34
  6. Step 6: Final answer
    x = 28,315.12

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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.