Home / 12,476.01-18,707.77-4,153.11

Finding the Fourth Proportional to 12,476.01, 18,707.77 and 4,153.11

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Solution

The fourth proportional to 12,476.01, 18,707.77 and 4,153.11 is: 6,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476.01 : 18,707.77 = 4,153.11 : x
  2. Step 2: Convert to fraction form
    12,476.01/18,707.77 = 4,153.11/x
  3. Step 3: Cross multiply
    12,476.01x = 18,707.77 × 4,153.11
  4. Step 4: Simplify right side
    12,476.01x = 77,695,426.66
  5. Step 5: Solve for x
    x = 77,695,426.66/12,476.01
  6. Step 6: Final answer
    x = 6,227.59

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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.