Home / 35,656.88-49,248.15-28,511.47

Finding the Fourth Proportional to 35,656.88, 49,248.15 and 28,511.47

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Solution

The fourth proportional to 35,656.88, 49,248.15 and 28,511.47 is: 39,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.88 : 49,248.15 = 28,511.47 : x
  2. Step 2: Convert to fraction form
    35,656.88/49,248.15 = 28,511.47/x
  3. Step 3: Cross multiply
    35,656.88x = 49,248.15 × 28,511.47
  4. Step 4: Simplify right side
    35,656.88x = 1,404,137,151.28
  5. Step 5: Solve for x
    x = 1,404,137,151.28/35,656.88
  6. Step 6: Final answer
    x = 39,379.14

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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.