Home / 16,580.34-22,895.46-11,287.80

Finding the Fourth Proportional to 16,580.34, 22,895.46 and 11,287.80

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Solution

The fourth proportional to 16,580.34, 22,895.46 and 11,287.80 is: 15,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.34 : 22,895.46 = 11,287.80 : x
  2. Step 2: Convert to fraction form
    16,580.34/22,895.46 = 11,287.80/x
  3. Step 3: Cross multiply
    16,580.34x = 22,895.46 × 11,287.80
  4. Step 4: Simplify right side
    16,580.34x = 258,439,373.39
  5. Step 5: Solve for x
    x = 258,439,373.39/16,580.34
  6. Step 6: Final answer
    x = 15,587.10

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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.