Home / 25,985.77-35,860.45-14,049.20

Finding the Fourth Proportional to 25,985.77, 35,860.45 and 14,049.20

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Solution

The fourth proportional to 25,985.77, 35,860.45 and 14,049.20 is: 19,387.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,985.77 : 35,860.45 = 14,049.20 : x
  2. Step 2: Convert to fraction form
    25,985.77/35,860.45 = 14,049.20/x
  3. Step 3: Cross multiply
    25,985.77x = 35,860.45 × 14,049.20
  4. Step 4: Simplify right side
    25,985.77x = 503,810,511.91
  5. Step 5: Solve for x
    x = 503,810,511.91/25,985.77
  6. Step 6: Final answer
    x = 19,387.94

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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.