Home / 19,823.08-27,354.90-10,868.92

Finding the Fourth Proportional to 19,823.08, 27,354.90 and 10,868.92

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Solution

The fourth proportional to 19,823.08, 27,354.90 and 10,868.92 is: 14,998.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,823.08 : 27,354.90 = 10,868.92 : x
  2. Step 2: Convert to fraction form
    19,823.08/27,354.90 = 10,868.92/x
  3. Step 3: Cross multiply
    19,823.08x = 27,354.90 × 10,868.92
  4. Step 4: Simplify right side
    19,823.08x = 297,318,219.71
  5. Step 5: Solve for x
    x = 297,318,219.71/19,823.08
  6. Step 6: Final answer
    x = 14,998.59

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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.