Home / 16,156.58-22,290.63-10,189.76

Finding the Fourth Proportional to 16,156.58, 22,290.63 and 10,189.76

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Solution

The fourth proportional to 16,156.58, 22,290.63 and 10,189.76 is: 14,058.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156.58 : 22,290.63 = 10,189.76 : x
  2. Step 2: Convert to fraction form
    16,156.58/22,290.63 = 10,189.76/x
  3. Step 3: Cross multiply
    16,156.58x = 22,290.63 × 10,189.76
  4. Step 4: Simplify right side
    16,156.58x = 227,136,169.95
  5. Step 5: Solve for x
    x = 227,136,169.95/16,156.58
  6. Step 6: Final answer
    x = 14,058.43

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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.