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Finding the Fourth Proportional to 19,352.00, 26,705.96 and 10,854.42

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Solution

The fourth proportional to 19,352.00, 26,705.96 and 10,854.42 is: 14,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.00 : 26,705.96 = 10,854.42 : x
  2. Step 2: Convert to fraction form
    19,352.00/26,705.96 = 10,854.42/x
  3. Step 3: Cross multiply
    19,352.00x = 26,705.96 × 10,854.42
  4. Step 4: Simplify right side
    19,352.00x = 289,877,652.07
  5. Step 5: Solve for x
    x = 289,877,652.07/19,352.00
  6. Step 6: Final answer
    x = 14,979.21

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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.