Home / 19,634.19-27,095.21-10,681.80

Finding the Fourth Proportional to 19,634.19, 27,095.21 and 10,681.80

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Solution

The fourth proportional to 19,634.19, 27,095.21 and 10,681.80 is: 14,740.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,634.19 : 27,095.21 = 10,681.80 : x
  2. Step 2: Convert to fraction form
    19,634.19/27,095.21 = 10,681.80/x
  3. Step 3: Cross multiply
    19,634.19x = 27,095.21 × 10,681.80
  4. Step 4: Simplify right side
    19,634.19x = 289,425,614.18
  5. Step 5: Solve for x
    x = 289,425,614.18/19,634.19
  6. Step 6: Final answer
    x = 14,740.90

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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.