Home / 46,265.60-69,388.01-21,281.65

Finding the Fourth Proportional to 46,265.60, 69,388.01 and 21,281.65

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Solution

The fourth proportional to 46,265.60, 69,388.01 and 21,281.65 is: 31,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,265.60 : 69,388.01 = 21,281.65 : x
  2. Step 2: Convert to fraction form
    46,265.60/69,388.01 = 21,281.65/x
  3. Step 3: Cross multiply
    46,265.60x = 69,388.01 × 21,281.65
  4. Step 4: Simplify right side
    46,265.60x = 1,476,691,343.02
  5. Step 5: Solve for x
    x = 1,476,691,343.02/46,265.60
  6. Step 6: Final answer
    x = 31,917.70

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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.