Home / 46,281.53-69,366.65-21,287.13

Finding the Fourth Proportional to 46,281.53, 69,366.65 and 21,287.13

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Solution

The fourth proportional to 46,281.53, 69,366.65 and 21,287.13 is: 31,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,281.53 : 69,366.65 = 21,287.13 : x
  2. Step 2: Convert to fraction form
    46,281.53/69,366.65 = 21,287.13/x
  3. Step 3: Cross multiply
    46,281.53x = 69,366.65 × 21,287.13
  4. Step 4: Simplify right side
    46,281.53x = 1,476,616,789.78
  5. Step 5: Solve for x
    x = 1,476,616,789.78/46,281.53
  6. Step 6: Final answer
    x = 31,905.10

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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.