Home / 19,433.85-29,151.69-6,287.25

Finding the Fourth Proportional to 19,433.85, 29,151.69 and 6,287.25

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Solution

The fourth proportional to 19,433.85, 29,151.69 and 6,287.25 is: 9,431.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,433.85 : 29,151.69 = 6,287.25 : x
  2. Step 2: Convert to fraction form
    19,433.85/29,151.69 = 6,287.25/x
  3. Step 3: Cross multiply
    19,433.85x = 29,151.69 × 6,287.25
  4. Step 4: Simplify right side
    19,433.85x = 183,283,962.95
  5. Step 5: Solve for x
    x = 183,283,962.95/19,433.85
  6. Step 6: Final answer
    x = 9,431.17

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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.