Home / 19,094.57-26,345.13-12,380.48

Finding the Fourth Proportional to 19,094.57, 26,345.13 and 12,380.48

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Solution

The fourth proportional to 19,094.57, 26,345.13 and 12,380.48 is: 17,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,094.57 : 26,345.13 = 12,380.48 : x
  2. Step 2: Convert to fraction form
    19,094.57/26,345.13 = 12,380.48/x
  3. Step 3: Cross multiply
    19,094.57x = 26,345.13 × 12,380.48
  4. Step 4: Simplify right side
    19,094.57x = 326,165,374.50
  5. Step 5: Solve for x
    x = 326,165,374.50/19,094.57
  6. Step 6: Final answer
    x = 17,081.58

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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.