Home / 50,868.64-76,271.37-21,250.18

Finding the Fourth Proportional to 50,868.64, 76,271.37 and 21,250.18

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Solution

The fourth proportional to 50,868.64, 76,271.37 and 21,250.18 is: 31,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,868.64 : 76,271.37 = 21,250.18 : x
  2. Step 2: Convert to fraction form
    50,868.64/76,271.37 = 21,250.18/x
  3. Step 3: Cross multiply
    50,868.64x = 76,271.37 × 21,250.18
  4. Step 4: Simplify right side
    50,868.64x = 1,620,780,341.35
  5. Step 5: Solve for x
    x = 1,620,780,341.35/50,868.64
  6. Step 6: Final answer
    x = 31,862.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.