Home / 39,081.31-58,621.44-9,499.06

Finding the Fourth Proportional to 39,081.31, 58,621.44 and 9,499.06

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Solution

The fourth proportional to 39,081.31, 58,621.44 and 9,499.06 is: 14,248.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,081.31 : 58,621.44 = 9,499.06 : x
  2. Step 2: Convert to fraction form
    39,081.31/58,621.44 = 9,499.06/x
  3. Step 3: Cross multiply
    39,081.31x = 58,621.44 × 9,499.06
  4. Step 4: Simplify right side
    39,081.31x = 556,848,575.85
  5. Step 5: Solve for x
    x = 556,848,575.85/39,081.31
  6. Step 6: Final answer
    x = 14,248.46

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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.