Home / 11,828.72-17,722.20-10,541.63

Finding the Fourth Proportional to 11,828.72, 17,722.20 and 10,541.63

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Solution

The fourth proportional to 11,828.72, 17,722.20 and 10,541.63 is: 15,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.72 : 17,722.20 = 10,541.63 : x
  2. Step 2: Convert to fraction form
    11,828.72/17,722.20 = 10,541.63/x
  3. Step 3: Cross multiply
    11,828.72x = 17,722.20 × 10,541.63
  4. Step 4: Simplify right side
    11,828.72x = 186,820,875.19
  5. Step 5: Solve for x
    x = 186,820,875.19/11,828.72
  6. Step 6: Final answer
    x = 15,793.84

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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.