Home / 14,182.08-21,266.83-5,410.86

Finding the Fourth Proportional to 14,182.08, 21,266.83 and 5,410.86

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Solution

The fourth proportional to 14,182.08, 21,266.83 and 5,410.86 is: 8,113.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.08 : 21,266.83 = 5,410.86 : x
  2. Step 2: Convert to fraction form
    14,182.08/21,266.83 = 5,410.86/x
  3. Step 3: Cross multiply
    14,182.08x = 21,266.83 × 5,410.86
  4. Step 4: Simplify right side
    14,182.08x = 115,071,839.77
  5. Step 5: Solve for x
    x = 115,071,839.77/14,182.08
  6. Step 6: Final answer
    x = 8,113.89

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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.