Home / 14,088.62-21,143.60-9,635.65

Finding the Fourth Proportional to 14,088.62, 21,143.60 and 9,635.65

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Solution

The fourth proportional to 14,088.62, 21,143.60 and 9,635.65 is: 14,460.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.62 : 21,143.60 = 9,635.65 : x
  2. Step 2: Convert to fraction form
    14,088.62/21,143.60 = 9,635.65/x
  3. Step 3: Cross multiply
    14,088.62x = 21,143.60 × 9,635.65
  4. Step 4: Simplify right side
    14,088.62x = 203,732,329.34
  5. Step 5: Solve for x
    x = 203,732,329.34/14,088.62
  6. Step 6: Final answer
    x = 14,460.77

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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.