Home / 35,454.14-53,131.09-19,666.12

Finding the Fourth Proportional to 35,454.14, 53,131.09 and 19,666.12

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Solution

The fourth proportional to 35,454.14, 53,131.09 and 19,666.12 is: 29,471.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,454.14 : 53,131.09 = 19,666.12 : x
  2. Step 2: Convert to fraction form
    35,454.14/53,131.09 = 19,666.12/x
  3. Step 3: Cross multiply
    35,454.14x = 53,131.09 × 19,666.12
  4. Step 4: Simplify right side
    35,454.14x = 1,044,882,391.67
  5. Step 5: Solve for x
    x = 1,044,882,391.67/35,454.14
  6. Step 6: Final answer
    x = 29,471.38

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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.