Home / 19,226.79-26,531.96-10,842.75

Finding the Fourth Proportional to 19,226.79, 26,531.96 and 10,842.75

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Solution

The fourth proportional to 19,226.79, 26,531.96 and 10,842.75 is: 14,962.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.79 : 26,531.96 = 10,842.75 : x
  2. Step 2: Convert to fraction form
    19,226.79/26,531.96 = 10,842.75/x
  3. Step 3: Cross multiply
    19,226.79x = 26,531.96 × 10,842.75
  4. Step 4: Simplify right side
    19,226.79x = 287,679,355.08
  5. Step 5: Solve for x
    x = 287,679,355.08/19,226.79
  6. Step 6: Final answer
    x = 14,962.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.