Home / 14,423.14-21,641.63-7,849.34

Finding the Fourth Proportional to 14,423.14, 21,641.63 and 7,849.34

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Solution

The fourth proportional to 14,423.14, 21,641.63 and 7,849.34 is: 11,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.14 : 21,641.63 = 7,849.34 : x
  2. Step 2: Convert to fraction form
    14,423.14/21,641.63 = 7,849.34/x
  3. Step 3: Cross multiply
    14,423.14x = 21,641.63 × 7,849.34
  4. Step 4: Simplify right side
    14,423.14x = 169,872,364.57
  5. Step 5: Solve for x
    x = 169,872,364.57/14,423.14
  6. Step 6: Final answer
    x = 11,777.77

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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.