Home / 19,109.59-26,370.35-10,612.25

Finding the Fourth Proportional to 19,109.59, 26,370.35 and 10,612.25

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Solution

The fourth proportional to 19,109.59, 26,370.35 and 10,612.25 is: 14,644.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,109.59 : 26,370.35 = 10,612.25 : x
  2. Step 2: Convert to fraction form
    19,109.59/26,370.35 = 10,612.25/x
  3. Step 3: Cross multiply
    19,109.59x = 26,370.35 × 10,612.25
  4. Step 4: Simplify right side
    19,109.59x = 279,848,841.66
  5. Step 5: Solve for x
    x = 279,848,841.66/19,109.59
  6. Step 6: Final answer
    x = 14,644.42

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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.