Home / 18,587.36-27,875.15-6,104.49

Finding the Fourth Proportional to 18,587.36, 27,875.15 and 6,104.49

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Solution

The fourth proportional to 18,587.36, 27,875.15 and 6,104.49 is: 9,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.36 : 27,875.15 = 6,104.49 : x
  2. Step 2: Convert to fraction form
    18,587.36/27,875.15 = 6,104.49/x
  3. Step 3: Cross multiply
    18,587.36x = 27,875.15 × 6,104.49
  4. Step 4: Simplify right side
    18,587.36x = 170,163,496.60
  5. Step 5: Solve for x
    x = 170,163,496.60/18,587.36
  6. Step 6: Final answer
    x = 9,154.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.