Home / 48,473.31-66,902.76-31,453.66

Finding the Fourth Proportional to 48,473.31, 66,902.76 and 31,453.66

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Solution

The fourth proportional to 48,473.31, 66,902.76 and 31,453.66 is: 43,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,473.31 : 66,902.76 = 31,453.66 : x
  2. Step 2: Convert to fraction form
    48,473.31/66,902.76 = 31,453.66/x
  3. Step 3: Cross multiply
    48,473.31x = 66,902.76 × 31,453.66
  4. Step 4: Simplify right side
    48,473.31x = 2,104,336,666.10
  5. Step 5: Solve for x
    x = 2,104,336,666.10/48,473.31
  6. Step 6: Final answer
    x = 43,412.28

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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.