Home / 19,417.31-29,119.72-6,266.62

Finding the Fourth Proportional to 19,417.31, 29,119.72 and 6,266.62

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Solution

The fourth proportional to 19,417.31, 29,119.72 and 6,266.62 is: 9,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.31 : 29,119.72 = 6,266.62 : x
  2. Step 2: Convert to fraction form
    19,417.31/29,119.72 = 6,266.62/x
  3. Step 3: Cross multiply
    19,417.31x = 29,119.72 × 6,266.62
  4. Step 4: Simplify right side
    19,417.31x = 182,482,219.75
  5. Step 5: Solve for x
    x = 182,482,219.75/19,417.31
  6. Step 6: Final answer
    x = 9,397.91

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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.