Home / 11,264.86-16,905.97-10,686.72

Finding the Fourth Proportional to 11,264.86, 16,905.97 and 10,686.72

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Solution

The fourth proportional to 11,264.86, 16,905.97 and 10,686.72 is: 16,038.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,264.86 : 16,905.97 = 10,686.72 : x
  2. Step 2: Convert to fraction form
    11,264.86/16,905.97 = 10,686.72/x
  3. Step 3: Cross multiply
    11,264.86x = 16,905.97 × 10,686.72
  4. Step 4: Simplify right side
    11,264.86x = 180,669,384.36
  5. Step 5: Solve for x
    x = 180,669,384.36/11,264.86
  6. Step 6: Final answer
    x = 16,038.31

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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.