Home / 19,946.49-29,938.23-10,092.75

Finding the Fourth Proportional to 19,946.49, 29,938.23 and 10,092.75

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Solution

The fourth proportional to 19,946.49, 29,938.23 and 10,092.75 is: 15,148.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.49 : 29,938.23 = 10,092.75 : x
  2. Step 2: Convert to fraction form
    19,946.49/29,938.23 = 10,092.75/x
  3. Step 3: Cross multiply
    19,946.49x = 29,938.23 × 10,092.75
  4. Step 4: Simplify right side
    19,946.49x = 302,159,070.83
  5. Step 5: Solve for x
    x = 302,159,070.83/19,946.49
  6. Step 6: Final answer
    x = 15,148.48

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1.5x scale

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.