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Finding the Fourth Proportional to 34,867.82, 48,117.88 and 18,952.28

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Solution

The fourth proportional to 34,867.82, 48,117.88 and 18,952.28 is: 26,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,867.82 : 48,117.88 = 18,952.28 : x
  2. Step 2: Convert to fraction form
    34,867.82/48,117.88 = 18,952.28/x
  3. Step 3: Cross multiply
    34,867.82x = 48,117.88 × 18,952.28
  4. Step 4: Simplify right side
    34,867.82x = 911,943,534.77
  5. Step 5: Solve for x
    x = 911,943,534.77/34,867.82
  6. Step 6: Final answer
    x = 26,154.30

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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.