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Finding the Fourth Proportional to 35,172, 48,537.36 and 19,256.58

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Solution

The fourth proportional to 35,172, 48,537.36 and 19,256.58 is: 26,574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172 : 48,537.36 = 19,256.58 : x
  2. Step 2: Convert to fraction form
    35,172/48,537.36 = 19,256.58/x
  3. Step 3: Cross multiply
    35,172x = 48,537.36 × 19,256.58
  4. Step 4: Simplify right side
    35,172x = 934,663,555.83
  5. Step 5: Solve for x
    x = 934,663,555.83/35,172
  6. Step 6: Final answer
    x = 26,574.08

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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.