Home / 14,854.46-20,503.53-8,889.75

Finding the Fourth Proportional to 14,854.46, 20,503.53 and 8,889.75

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Solution

The fourth proportional to 14,854.46, 20,503.53 and 8,889.75 is: 12,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,854.46 : 20,503.53 = 8,889.75 : x
  2. Step 2: Convert to fraction form
    14,854.46/20,503.53 = 8,889.75/x
  3. Step 3: Cross multiply
    14,854.46x = 20,503.53 × 8,889.75
  4. Step 4: Simplify right side
    14,854.46x = 182,271,255.82
  5. Step 5: Solve for x
    x = 182,271,255.82/14,854.46
  6. Step 6: Final answer
    x = 12,270.48

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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.