Home / 37,827.99-52,187.13-21,686.31

Finding the Fourth Proportional to 37,827.99, 52,187.13 and 21,686.31

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Solution

The fourth proportional to 37,827.99, 52,187.13 and 21,686.31 is: 29,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,827.99 : 52,187.13 = 21,686.31 : x
  2. Step 2: Convert to fraction form
    37,827.99/52,187.13 = 21,686.31/x
  3. Step 3: Cross multiply
    37,827.99x = 52,187.13 × 21,686.31
  4. Step 4: Simplify right side
    37,827.99x = 1,131,746,279.19
  5. Step 5: Solve for x
    x = 1,131,746,279.19/37,827.99
  6. Step 6: Final answer
    x = 29,918.22

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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.