Home / 27,490.02-37,933.03-15,391.18

Finding the Fourth Proportional to 27,490.02, 37,933.03 and 15,391.18

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Solution

The fourth proportional to 27,490.02, 37,933.03 and 15,391.18 is: 21,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.02 : 37,933.03 = 15,391.18 : x
  2. Step 2: Convert to fraction form
    27,490.02/37,933.03 = 15,391.18/x
  3. Step 3: Cross multiply
    27,490.02x = 37,933.03 × 15,391.18
  4. Step 4: Simplify right side
    27,490.02x = 583,834,072.76
  5. Step 5: Solve for x
    x = 583,834,072.76/27,490.02
  6. Step 6: Final answer
    x = 21,238.04

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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.