Home / 35,690.73-49,251.15-19,774.23

Finding the Fourth Proportional to 35,690.73, 49,251.15 and 19,774.23

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Solution

The fourth proportional to 35,690.73, 49,251.15 and 19,774.23 is: 27,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.73 : 49,251.15 = 19,774.23 : x
  2. Step 2: Convert to fraction form
    35,690.73/49,251.15 = 19,774.23/x
  3. Step 3: Cross multiply
    35,690.73x = 49,251.15 × 19,774.23
  4. Step 4: Simplify right side
    35,690.73x = 973,903,567.86
  5. Step 5: Solve for x
    x = 973,903,567.86/35,690.73
  6. Step 6: Final answer
    x = 27,287.30

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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.