Home / 16,055.48-22,156.12-8,885.68

Finding the Fourth Proportional to 16,055.48, 22,156.12 and 8,885.68

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Solution

The fourth proportional to 16,055.48, 22,156.12 and 8,885.68 is: 12,261.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,055.48 : 22,156.12 = 8,885.68 : x
  2. Step 2: Convert to fraction form
    16,055.48/22,156.12 = 8,885.68/x
  3. Step 3: Cross multiply
    16,055.48x = 22,156.12 × 8,885.68
  4. Step 4: Simplify right side
    16,055.48x = 196,872,192.36
  5. Step 5: Solve for x
    x = 196,872,192.36/16,055.48
  6. Step 6: Final answer
    x = 12,261.99

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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.