Home / 48,313.26-66,658.14-31,317.84

Finding the Fourth Proportional to 48,313.26, 66,658.14 and 31,317.84

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Solution

The fourth proportional to 48,313.26, 66,658.14 and 31,317.84 is: 43,209.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,313.26 : 66,658.14 = 31,317.84 : x
  2. Step 2: Convert to fraction form
    48,313.26/66,658.14 = 31,317.84/x
  3. Step 3: Cross multiply
    48,313.26x = 66,658.14 × 31,317.84
  4. Step 4: Simplify right side
    48,313.26x = 2,087,588,963.22
  5. Step 5: Solve for x
    x = 2,087,588,963.22/48,313.26
  6. Step 6: Final answer
    x = 43,209.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.