Home / 28,062.63-38,726.43-16,127.04

Finding the Fourth Proportional to 28,062.63, 38,726.43 and 16,127.04

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Solution

The fourth proportional to 28,062.63, 38,726.43 and 16,127.04 is: 22,255.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062.63 : 38,726.43 = 16,127.04 : x
  2. Step 2: Convert to fraction form
    28,062.63/38,726.43 = 16,127.04/x
  3. Step 3: Cross multiply
    28,062.63x = 38,726.43 × 16,127.04
  4. Step 4: Simplify right side
    28,062.63x = 624,542,685.67
  5. Step 5: Solve for x
    x = 624,542,685.67/28,062.63
  6. Step 6: Final answer
    x = 22,255.32

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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.