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Finding the Fourth Proportional to 46,761, 64,521.62 and 26,616.70

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Solution

The fourth proportional to 46,761, 64,521.62 and 26,616.70 is: 36,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,761 : 64,521.62 = 26,616.70 : x
  2. Step 2: Convert to fraction form
    46,761/64,521.62 = 26,616.70/x
  3. Step 3: Cross multiply
    46,761x = 64,521.62 × 26,616.70
  4. Step 4: Simplify right side
    46,761x = 1,717,352,603.05
  5. Step 5: Solve for x
    x = 1,717,352,603.05/46,761
  6. Step 6: Final answer
    x = 36,726.17

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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.