Home / 19,438.33-29,151.34-6,287.63

Finding the Fourth Proportional to 19,438.33, 29,151.34 and 6,287.63

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Solution

The fourth proportional to 19,438.33, 29,151.34 and 6,287.63 is: 9,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.33 : 29,151.34 = 6,287.63 : x
  2. Step 2: Convert to fraction form
    19,438.33/29,151.34 = 6,287.63/x
  3. Step 3: Cross multiply
    19,438.33x = 29,151.34 × 6,287.63
  4. Step 4: Simplify right side
    19,438.33x = 183,292,713.82
  5. Step 5: Solve for x
    x = 183,292,713.82/19,438.33
  6. Step 6: Final answer
    x = 9,429.45

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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.