Home / 61,946.49-92,925.86-19,815.99

Finding the Fourth Proportional to 61,946.49, 92,925.86 and 19,815.99

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Solution

The fourth proportional to 61,946.49, 92,925.86 and 19,815.99 is: 29,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,946.49 : 92,925.86 = 19,815.99 : x
  2. Step 2: Convert to fraction form
    61,946.49/92,925.86 = 19,815.99/x
  3. Step 3: Cross multiply
    61,946.49x = 92,925.86 × 19,815.99
  4. Step 4: Simplify right side
    61,946.49x = 1,841,417,813.42
  5. Step 5: Solve for x
    x = 1,841,417,813.42/61,946.49
  6. Step 6: Final answer
    x = 29,725.94

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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.