Home / 35,730.09-49,306.19-19,814.13

Finding the Fourth Proportional to 35,730.09, 49,306.19 and 19,814.13

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Solution

The fourth proportional to 35,730.09, 49,306.19 and 19,814.13 is: 27,342.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.09 : 49,306.19 = 19,814.13 : x
  2. Step 2: Convert to fraction form
    35,730.09/49,306.19 = 19,814.13/x
  3. Step 3: Cross multiply
    35,730.09x = 49,306.19 × 19,814.13
  4. Step 4: Simplify right side
    35,730.09x = 976,959,159.39
  5. Step 5: Solve for x
    x = 976,959,159.39/35,730.09
  6. Step 6: Final answer
    x = 27,342.76

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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.