Home / 14,961.35-20,653.47-10,657.22

Finding the Fourth Proportional to 14,961.35, 20,653.47 and 10,657.22

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Solution

The fourth proportional to 14,961.35, 20,653.47 and 10,657.22 is: 14,711.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961.35 : 20,653.47 = 10,657.22 : x
  2. Step 2: Convert to fraction form
    14,961.35/20,653.47 = 10,657.22/x
  3. Step 3: Cross multiply
    14,961.35x = 20,653.47 × 10,657.22
  4. Step 4: Simplify right side
    14,961.35x = 220,108,470.29
  5. Step 5: Solve for x
    x = 220,108,470.29/14,961.35
  6. Step 6: Final answer
    x = 14,711.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.