Home / 35,990.04-49,668.48-19,857.27

Finding the Fourth Proportional to 35,990.04, 49,668.48 and 19,857.27

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Solution

The fourth proportional to 35,990.04, 49,668.48 and 19,857.27 is: 27,404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,990.04 : 49,668.48 = 19,857.27 : x
  2. Step 2: Convert to fraction form
    35,990.04/49,668.48 = 19,857.27/x
  3. Step 3: Cross multiply
    35,990.04x = 49,668.48 × 19,857.27
  4. Step 4: Simplify right side
    35,990.04x = 986,280,417.85
  5. Step 5: Solve for x
    x = 986,280,417.85/35,990.04
  6. Step 6: Final answer
    x = 27,404.26

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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.