Home / 20,741.46-31,112.13-5,950.02

Finding the Fourth Proportional to 20,741.46, 31,112.13 and 5,950.02

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Solution

The fourth proportional to 20,741.46, 31,112.13 and 5,950.02 is: 8,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,741.46 : 31,112.13 = 5,950.02 : x
  2. Step 2: Convert to fraction form
    20,741.46/31,112.13 = 5,950.02/x
  3. Step 3: Cross multiply
    20,741.46x = 31,112.13 × 5,950.02
  4. Step 4: Simplify right side
    20,741.46x = 185,117,795.74
  5. Step 5: Solve for x
    x = 185,117,795.74/20,741.46
  6. Step 6: Final answer
    x = 8,925.01

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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.