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Finding the Fourth Proportional to 46,290.76, 63,881.87 and 25,872.01

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Solution

The fourth proportional to 46,290.76, 63,881.87 and 25,872.01 is: 35,703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,290.76 : 63,881.87 = 25,872.01 : x
  2. Step 2: Convert to fraction form
    46,290.76/63,881.87 = 25,872.01/x
  3. Step 3: Cross multiply
    46,290.76x = 63,881.87 × 25,872.01
  4. Step 4: Simplify right side
    46,290.76x = 1,652,752,090.39
  5. Step 5: Solve for x
    x = 1,652,752,090.39/46,290.76
  6. Step 6: Final answer
    x = 35,703.72

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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.