Home / 19,875.58-27,426.97-10,922.89

Finding the Fourth Proportional to 19,875.58, 27,426.97 and 10,922.89

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Solution

The fourth proportional to 19,875.58, 27,426.97 and 10,922.89 is: 15,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,875.58 : 27,426.97 = 10,922.89 : x
  2. Step 2: Convert to fraction form
    19,875.58/27,426.97 = 10,922.89/x
  3. Step 3: Cross multiply
    19,875.58x = 27,426.97 × 10,922.89
  4. Step 4: Simplify right side
    19,875.58x = 299,581,776.34
  5. Step 5: Solve for x
    x = 299,581,776.34/19,875.58
  6. Step 6: Final answer
    x = 15,072.86

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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.