Home / 20,334.05-30,502.16-6,303.77

Finding the Fourth Proportional to 20,334.05, 30,502.16 and 6,303.77

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Solution

The fourth proportional to 20,334.05, 30,502.16 and 6,303.77 is: 9,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,334.05 : 30,502.16 = 6,303.77 : x
  2. Step 2: Convert to fraction form
    20,334.05/30,502.16 = 6,303.77/x
  3. Step 3: Cross multiply
    20,334.05x = 30,502.16 × 6,303.77
  4. Step 4: Simplify right side
    20,334.05x = 192,278,417.11
  5. Step 5: Solve for x
    x = 192,278,417.11/20,334.05
  6. Step 6: Final answer
    x = 9,455.98

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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.