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Finding the Fourth Proportional to 46,719, 64,472.26 and 27,867.08

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Solution

The fourth proportional to 46,719, 64,472.26 and 27,867.08 is: 38,456.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,719 : 64,472.26 = 27,867.08 : x
  2. Step 2: Convert to fraction form
    46,719/64,472.26 = 27,867.08/x
  3. Step 3: Cross multiply
    46,719x = 64,472.26 × 27,867.08
  4. Step 4: Simplify right side
    46,719x = 1,796,653,627.20
  5. Step 5: Solve for x
    x = 1,796,653,627.20/46,719
  6. Step 6: Final answer
    x = 38,456.59

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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.