Home / 14,255.22-21,383.10-4,895.18

Finding the Fourth Proportional to 14,255.22, 21,383.10 and 4,895.18

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Solution

The fourth proportional to 14,255.22, 21,383.10 and 4,895.18 is: 7,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.22 : 21,383.10 = 4,895.18 : x
  2. Step 2: Convert to fraction form
    14,255.22/21,383.10 = 4,895.18/x
  3. Step 3: Cross multiply
    14,255.22x = 21,383.10 × 4,895.18
  4. Step 4: Simplify right side
    14,255.22x = 104,674,123.46
  5. Step 5: Solve for x
    x = 104,674,123.46/14,255.22
  6. Step 6: Final answer
    x = 7,342.86

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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.