Home / 30,263.42-45,402.41-9,486.92

Finding the Fourth Proportional to 30,263.42, 45,402.41 and 9,486.92

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Solution

The fourth proportional to 30,263.42, 45,402.41 and 9,486.92 is: 14,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.42 : 45,402.41 = 9,486.92 : x
  2. Step 2: Convert to fraction form
    30,263.42/45,402.41 = 9,486.92/x
  3. Step 3: Cross multiply
    30,263.42x = 45,402.41 × 9,486.92
  4. Step 4: Simplify right side
    30,263.42x = 430,729,115.34
  5. Step 5: Solve for x
    x = 430,729,115.34/30,263.42
  6. Step 6: Final answer
    x = 14,232.66

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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.