Home / 19,377.28-29,072.98-11,973.24

Finding the Fourth Proportional to 19,377.28, 29,072.98 and 11,973.24

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Solution

The fourth proportional to 19,377.28, 29,072.98 and 11,973.24 is: 17,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.28 : 29,072.98 = 11,973.24 : x
  2. Step 2: Convert to fraction form
    19,377.28/29,072.98 = 11,973.24/x
  3. Step 3: Cross multiply
    19,377.28x = 29,072.98 × 11,973.24
  4. Step 4: Simplify right side
    19,377.28x = 348,097,767.06
  5. Step 5: Solve for x
    x = 348,097,767.06/19,377.28
  6. Step 6: Final answer
    x = 17,964.22

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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.