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Finding the Fourth Proportional to 46,398, 64,012.52 and 26,254.67

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Solution

The fourth proportional to 46,398, 64,012.52 and 26,254.67 is: 36,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,398 : 64,012.52 = 26,254.67 : x
  2. Step 2: Convert to fraction form
    46,398/64,012.52 = 26,254.67/x
  3. Step 3: Cross multiply
    46,398x = 64,012.52 × 26,254.67
  4. Step 4: Simplify right side
    46,398x = 1,680,627,137.13
  5. Step 5: Solve for x
    x = 1,680,627,137.13/46,398
  6. Step 6: Final answer
    x = 36,221.97

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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.