Home / 20,011.77-27,607.59-14,047.29

Finding the Fourth Proportional to 20,011.77, 27,607.59 and 14,047.29

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Solution

The fourth proportional to 20,011.77, 27,607.59 and 14,047.29 is: 19,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011.77 : 27,607.59 = 14,047.29 : x
  2. Step 2: Convert to fraction form
    20,011.77/27,607.59 = 14,047.29/x
  3. Step 3: Cross multiply
    20,011.77x = 27,607.59 × 14,047.29
  4. Step 4: Simplify right side
    20,011.77x = 387,811,822.93
  5. Step 5: Solve for x
    x = 387,811,822.93/20,011.77
  6. Step 6: Final answer
    x = 19,379.19

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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.