Home / 61,948.64-92,929.72-19,818.82

Finding the Fourth Proportional to 61,948.64, 92,929.72 and 19,818.82

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Solution

The fourth proportional to 61,948.64, 92,929.72 and 19,818.82 is: 29,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,948.64 : 92,929.72 = 19,818.82 : x
  2. Step 2: Convert to fraction form
    61,948.64/92,929.72 = 19,818.82/x
  3. Step 3: Cross multiply
    61,948.64x = 92,929.72 × 19,818.82
  4. Step 4: Simplify right side
    61,948.64x = 1,841,757,393.33
  5. Step 5: Solve for x
    x = 1,841,757,393.33/61,948.64
  6. Step 6: Final answer
    x = 29,730.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.