Home / 14,864.94-20,514.06-8,151.03

Finding the Fourth Proportional to 14,864.94, 20,514.06 and 8,151.03

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Solution

The fourth proportional to 14,864.94, 20,514.06 and 8,151.03 is: 11,248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,864.94 : 20,514.06 = 8,151.03 : x
  2. Step 2: Convert to fraction form
    14,864.94/20,514.06 = 8,151.03/x
  3. Step 3: Cross multiply
    14,864.94x = 20,514.06 × 8,151.03
  4. Step 4: Simplify right side
    14,864.94x = 167,210,718.48
  5. Step 5: Solve for x
    x = 167,210,718.48/14,864.94
  6. Step 6: Final answer
    x = 11,248.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.