Home / 14,265.72-21,398.58-4,404.78

Finding the Fourth Proportional to 14,265.72, 21,398.58 and 4,404.78

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Solution

The fourth proportional to 14,265.72, 21,398.58 and 4,404.78 is: 6,607.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265.72 : 21,398.58 = 4,404.78 : x
  2. Step 2: Convert to fraction form
    14,265.72/21,398.58 = 4,404.78/x
  3. Step 3: Cross multiply
    14,265.72x = 21,398.58 × 4,404.78
  4. Step 4: Simplify right side
    14,265.72x = 94,256,037.21
  5. Step 5: Solve for x
    x = 94,256,037.21/14,265.72
  6. Step 6: Final answer
    x = 6,607.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.