Home / 14,535.01-20,053.27-8,160.72

Finding the Fourth Proportional to 14,535.01, 20,053.27 and 8,160.72

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Solution

The fourth proportional to 14,535.01, 20,053.27 and 8,160.72 is: 11,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535.01 : 20,053.27 = 8,160.72 : x
  2. Step 2: Convert to fraction form
    14,535.01/20,053.27 = 8,160.72/x
  3. Step 3: Cross multiply
    14,535.01x = 20,053.27 × 8,160.72
  4. Step 4: Simplify right side
    14,535.01x = 163,649,056.56
  5. Step 5: Solve for x
    x = 163,649,056.56/14,535.01
  6. Step 6: Final answer
    x = 11,258.96

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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.