Home / 18,554.60-27,831.70-4,514.84

Finding the Fourth Proportional to 18,554.60, 27,831.70 and 4,514.84

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Solution

The fourth proportional to 18,554.60, 27,831.70 and 4,514.84 is: 6,772.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.60 : 27,831.70 = 4,514.84 : x
  2. Step 2: Convert to fraction form
    18,554.60/27,831.70 = 4,514.84/x
  3. Step 3: Cross multiply
    18,554.60x = 27,831.70 × 4,514.84
  4. Step 4: Simplify right side
    18,554.60x = 125,655,643.28
  5. Step 5: Solve for x
    x = 125,655,643.28/18,554.60
  6. Step 6: Final answer
    x = 6,772.21

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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.