Home / 14,664.74-20,221.28-10,894.89

Finding the Fourth Proportional to 14,664.74, 20,221.28 and 10,894.89

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Solution

The fourth proportional to 14,664.74, 20,221.28 and 10,894.89 is: 15,023.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.74 : 20,221.28 = 10,894.89 : x
  2. Step 2: Convert to fraction form
    14,664.74/20,221.28 = 10,894.89/x
  3. Step 3: Cross multiply
    14,664.74x = 20,221.28 × 10,894.89
  4. Step 4: Simplify right side
    14,664.74x = 220,308,621.26
  5. Step 5: Solve for x
    x = 220,308,621.26/14,664.74
  6. Step 6: Final answer
    x = 15,023.02

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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.