Home / 25,672.46-38,528.73-13,191.98

Finding the Fourth Proportional to 25,672.46, 38,528.73 and 13,191.98

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Solution

The fourth proportional to 25,672.46, 38,528.73 and 13,191.98 is: 19,798.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.46 : 38,528.73 = 13,191.98 : x
  2. Step 2: Convert to fraction form
    25,672.46/38,528.73 = 13,191.98/x
  3. Step 3: Cross multiply
    25,672.46x = 38,528.73 × 13,191.98
  4. Step 4: Simplify right side
    25,672.46x = 508,270,042.94
  5. Step 5: Solve for x
    x = 508,270,042.94/25,672.46
  6. Step 6: Final answer
    x = 19,798.26

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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.