Home / 35,646.76-49,196.19-20,539.99

Finding the Fourth Proportional to 35,646.76, 49,196.19 and 20,539.99

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Solution

The fourth proportional to 35,646.76, 49,196.19 and 20,539.99 is: 28,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,646.76 : 49,196.19 = 20,539.99 : x
  2. Step 2: Convert to fraction form
    35,646.76/49,196.19 = 20,539.99/x
  3. Step 3: Cross multiply
    35,646.76x = 49,196.19 × 20,539.99
  4. Step 4: Simplify right side
    35,646.76x = 1,010,489,250.64
  5. Step 5: Solve for x
    x = 1,010,489,250.64/35,646.76
  6. Step 6: Final answer
    x = 28,347.30

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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.