Home / 35,730.38-49,302.68-19,814.96

Finding the Fourth Proportional to 35,730.38, 49,302.68 and 19,814.96

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Solution

The fourth proportional to 35,730.38, 49,302.68 and 19,814.96 is: 27,341.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.38 : 49,302.68 = 19,814.96 : x
  2. Step 2: Convert to fraction form
    35,730.38/49,302.68 = 19,814.96/x
  3. Step 3: Cross multiply
    35,730.38x = 49,302.68 × 19,814.96
  4. Step 4: Simplify right side
    35,730.38x = 976,930,656.27
  5. Step 5: Solve for x
    x = 976,930,656.27/35,730.38
  6. Step 6: Final answer
    x = 27,341.74

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1.5x scale

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.