Home / 14,771.71-20,360.65-10,459.27

Finding the Fourth Proportional to 14,771.71, 20,360.65 and 10,459.27

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Solution

The fourth proportional to 14,771.71, 20,360.65 and 10,459.27 is: 14,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771.71 : 20,360.65 = 10,459.27 : x
  2. Step 2: Convert to fraction form
    14,771.71/20,360.65 = 10,459.27/x
  3. Step 3: Cross multiply
    14,771.71x = 20,360.65 × 10,459.27
  4. Step 4: Simplify right side
    14,771.71x = 212,957,535.73
  5. Step 5: Solve for x
    x = 212,957,535.73/14,771.71
  6. Step 6: Final answer
    x = 14,416.58

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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.