Home / 35,109.90-48,451.85-19,194.35

Finding the Fourth Proportional to 35,109.90, 48,451.85 and 19,194.35

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Solution

The fourth proportional to 35,109.90, 48,451.85 and 19,194.35 is: 26,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,109.90 : 48,451.85 = 19,194.35 : x
  2. Step 2: Convert to fraction form
    35,109.90/48,451.85 = 19,194.35/x
  3. Step 3: Cross multiply
    35,109.90x = 48,451.85 × 19,194.35
  4. Step 4: Simplify right side
    35,109.90x = 930,001,428.82
  5. Step 5: Solve for x
    x = 930,001,428.82/35,109.90
  6. Step 6: Final answer
    x = 26,488.30

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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.