Home / 25,179.49-37,779.46-12,703.13

Finding the Fourth Proportional to 25,179.49, 37,779.46 and 12,703.13

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Solution

The fourth proportional to 25,179.49, 37,779.46 and 12,703.13 is: 19,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.49 : 37,779.46 = 12,703.13 : x
  2. Step 2: Convert to fraction form
    25,179.49/37,779.46 = 12,703.13/x
  3. Step 3: Cross multiply
    25,179.49x = 37,779.46 × 12,703.13
  4. Step 4: Simplify right side
    25,179.49x = 479,917,391.71
  5. Step 5: Solve for x
    x = 479,917,391.71/25,179.49
  6. Step 6: Final answer
    x = 19,059.85

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1.5x scale

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.