Home / 31,515.41-47,223.83-26,816.11

Finding the Fourth Proportional to 31,515.41, 47,223.83 and 26,816.11

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Solution

The fourth proportional to 31,515.41, 47,223.83 and 26,816.11 is: 40,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,515.41 : 47,223.83 = 26,816.11 : x
  2. Step 2: Convert to fraction form
    31,515.41/47,223.83 = 26,816.11/x
  3. Step 3: Cross multiply
    31,515.41x = 47,223.83 × 26,816.11
  4. Step 4: Simplify right side
    31,515.41x = 1,266,359,368.88
  5. Step 5: Solve for x
    x = 1,266,359,368.88/31,515.41
  6. Step 6: Final answer
    x = 40,182.22

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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.