Home / 50,348.60-75,518.01-15,288.56

Finding the Fourth Proportional to 50,348.60, 75,518.01 and 15,288.56

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Solution

The fourth proportional to 50,348.60, 75,518.01 and 15,288.56 is: 22,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,348.60 : 75,518.01 = 15,288.56 : x
  2. Step 2: Convert to fraction form
    50,348.60/75,518.01 = 15,288.56/x
  3. Step 3: Cross multiply
    50,348.60x = 75,518.01 × 15,288.56
  4. Step 4: Simplify right side
    50,348.60x = 1,154,561,249.38
  5. Step 5: Solve for x
    x = 1,154,561,249.38/50,348.60
  6. Step 6: Final answer
    x = 22,931.35

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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.