Home / 14,215.96-21,319.18-4,726.09

Finding the Fourth Proportional to 14,215.96, 21,319.18 and 4,726.09

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Solution

The fourth proportional to 14,215.96, 21,319.18 and 4,726.09 is: 7,087.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.96 : 21,319.18 = 4,726.09 : x
  2. Step 2: Convert to fraction form
    14,215.96/21,319.18 = 4,726.09/x
  3. Step 3: Cross multiply
    14,215.96x = 21,319.18 × 4,726.09
  4. Step 4: Simplify right side
    14,215.96x = 100,756,316.02
  5. Step 5: Solve for x
    x = 100,756,316.02/14,215.96
  6. Step 6: Final answer
    x = 7,087.55

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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.