Home / 42,277.42-63,416.75-20,093.06

Finding the Fourth Proportional to 42,277.42, 63,416.75 and 20,093.06

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Solution

The fourth proportional to 42,277.42, 63,416.75 and 20,093.06 is: 30,139.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,277.42 : 63,416.75 = 20,093.06 : x
  2. Step 2: Convert to fraction form
    42,277.42/63,416.75 = 20,093.06/x
  3. Step 3: Cross multiply
    42,277.42x = 63,416.75 × 20,093.06
  4. Step 4: Simplify right side
    42,277.42x = 1,274,236,562.76
  5. Step 5: Solve for x
    x = 1,274,236,562.76/42,277.42
  6. Step 6: Final answer
    x = 30,139.88

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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.