Home / 16,985.18-25,479.12-5,887.38

Finding the Fourth Proportional to 16,985.18, 25,479.12 and 5,887.38

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Solution

The fourth proportional to 16,985.18, 25,479.12 and 5,887.38 is: 8,831.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.18 : 25,479.12 = 5,887.38 : x
  2. Step 2: Convert to fraction form
    16,985.18/25,479.12 = 5,887.38/x
  3. Step 3: Cross multiply
    16,985.18x = 25,479.12 × 5,887.38
  4. Step 4: Simplify right side
    16,985.18x = 150,005,261.51
  5. Step 5: Solve for x
    x = 150,005,261.51/16,985.18
  6. Step 6: Final answer
    x = 8,831.54

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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.