Home / 39,444.48-59,099.40-21,690.03

Finding the Fourth Proportional to 39,444.48, 59,099.40 and 21,690.03

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Solution

The fourth proportional to 39,444.48, 59,099.40 and 21,690.03 is: 32,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,444.48 : 59,099.40 = 21,690.03 : x
  2. Step 2: Convert to fraction form
    39,444.48/59,099.40 = 21,690.03/x
  3. Step 3: Cross multiply
    39,444.48x = 59,099.40 × 21,690.03
  4. Step 4: Simplify right side
    39,444.48x = 1,281,867,758.98
  5. Step 5: Solve for x
    x = 1,281,867,758.98/39,444.48
  6. Step 6: Final answer
    x = 32,498.03

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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.