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Finding the Fourth Proportional to 46,881.88, 64,680.90 and 26,724.22

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Solution

The fourth proportional to 46,881.88, 64,680.90 and 26,724.22 is: 36,870.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,881.88 : 64,680.90 = 26,724.22 : x
  2. Step 2: Convert to fraction form
    46,881.88/64,680.90 = 26,724.22/x
  3. Step 3: Cross multiply
    46,881.88x = 64,680.90 × 26,724.22
  4. Step 4: Simplify right side
    46,881.88x = 1,728,546,601.40
  5. Step 5: Solve for x
    x = 1,728,546,601.40/46,881.88
  6. Step 6: Final answer
    x = 36,870.25

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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.