Home / 50,278.70-75,417.77-12,327.50

Finding the Fourth Proportional to 50,278.70, 75,417.77 and 12,327.50

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Solution

The fourth proportional to 50,278.70, 75,417.77 and 12,327.50 is: 18,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,278.70 : 75,417.77 = 12,327.50 : x
  2. Step 2: Convert to fraction form
    50,278.70/75,417.77 = 12,327.50/x
  3. Step 3: Cross multiply
    50,278.70x = 75,417.77 × 12,327.50
  4. Step 4: Simplify right side
    50,278.70x = 929,712,559.68
  5. Step 5: Solve for x
    x = 929,712,559.68/50,278.70
  6. Step 6: Final answer
    x = 18,491.18

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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.