Home / 25,372.71-35,014.40-14,042.98

Finding the Fourth Proportional to 25,372.71, 35,014.40 and 14,042.98

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Solution

The fourth proportional to 25,372.71, 35,014.40 and 14,042.98 is: 19,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372.71 : 35,014.40 = 14,042.98 : x
  2. Step 2: Convert to fraction form
    25,372.71/35,014.40 = 14,042.98/x
  3. Step 3: Cross multiply
    25,372.71x = 35,014.40 × 14,042.98
  4. Step 4: Simplify right side
    25,372.71x = 491,706,518.91
  5. Step 5: Solve for x
    x = 491,706,518.91/25,372.71
  6. Step 6: Final answer
    x = 19,379.35

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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.