Home / 25,012.88-34,517.64-14,402.48

Finding the Fourth Proportional to 25,012.88, 34,517.64 and 14,402.48

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Solution

The fourth proportional to 25,012.88, 34,517.64 and 14,402.48 is: 19,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,012.88 : 34,517.64 = 14,402.48 : x
  2. Step 2: Convert to fraction form
    25,012.88/34,517.64 = 14,402.48/x
  3. Step 3: Cross multiply
    25,012.88x = 34,517.64 × 14,402.48
  4. Step 4: Simplify right side
    25,012.88x = 497,139,619.75
  5. Step 5: Solve for x
    x = 497,139,619.75/25,012.88
  6. Step 6: Final answer
    x = 19,875.35

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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.