Home / 27,848.13-41,779.90-12,859.83

Finding the Fourth Proportional to 27,848.13, 41,779.90 and 12,859.83

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Solution

The fourth proportional to 27,848.13, 41,779.90 and 12,859.83 is: 19,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.13 : 41,779.90 = 12,859.83 : x
  2. Step 2: Convert to fraction form
    27,848.13/41,779.90 = 12,859.83/x
  3. Step 3: Cross multiply
    27,848.13x = 41,779.90 × 12,859.83
  4. Step 4: Simplify right side
    27,848.13x = 537,282,411.42
  5. Step 5: Solve for x
    x = 537,282,411.42/27,848.13
  6. Step 6: Final answer
    x = 19,293.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.