Home / 36,427.94-50,275.34-20,515.50

Finding the Fourth Proportional to 36,427.94, 50,275.34 and 20,515.50

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Solution

The fourth proportional to 36,427.94, 50,275.34 and 20,515.50 is: 28,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,427.94 : 50,275.34 = 20,515.50 : x
  2. Step 2: Convert to fraction form
    36,427.94/50,275.34 = 20,515.50/x
  3. Step 3: Cross multiply
    36,427.94x = 50,275.34 × 20,515.50
  4. Step 4: Simplify right side
    36,427.94x = 1,031,423,435.10
  5. Step 5: Solve for x
    x = 1,031,423,435.10/36,427.94
  6. Step 6: Final answer
    x = 28,314.08

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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.