Home / 14,411.54-21,627.02-5,645.36

Finding the Fourth Proportional to 14,411.54, 21,627.02 and 5,645.36

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Solution

The fourth proportional to 14,411.54, 21,627.02 and 5,645.36 is: 8,471.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.54 : 21,627.02 = 5,645.36 : x
  2. Step 2: Convert to fraction form
    14,411.54/21,627.02 = 5,645.36/x
  3. Step 3: Cross multiply
    14,411.54x = 21,627.02 × 5,645.36
  4. Step 4: Simplify right side
    14,411.54x = 122,092,313.63
  5. Step 5: Solve for x
    x = 122,092,313.63/14,411.54
  6. Step 6: Final answer
    x = 8,471.84

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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.