Home / 28,031.37-38,681.60-16,093.59

Finding the Fourth Proportional to 28,031.37, 38,681.60 and 16,093.59

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Solution

The fourth proportional to 28,031.37, 38,681.60 and 16,093.59 is: 22,208.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,031.37 : 38,681.60 = 16,093.59 : x
  2. Step 2: Convert to fraction form
    28,031.37/38,681.60 = 16,093.59/x
  3. Step 3: Cross multiply
    28,031.37x = 38,681.60 × 16,093.59
  4. Step 4: Simplify right side
    28,031.37x = 622,525,730.48
  5. Step 5: Solve for x
    x = 622,525,730.48/28,031.37
  6. Step 6: Final answer
    x = 22,208.18

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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.