Home / 35,646.30-49,197.08-20,536.02

Finding the Fourth Proportional to 35,646.30, 49,197.08 and 20,536.02

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Solution

The fourth proportional to 35,646.30, 49,197.08 and 20,536.02 is: 28,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,646.30 : 49,197.08 = 20,536.02 : x
  2. Step 2: Convert to fraction form
    35,646.30/49,197.08 = 20,536.02/x
  3. Step 3: Cross multiply
    35,646.30x = 49,197.08 × 20,536.02
  4. Step 4: Simplify right side
    35,646.30x = 1,010,312,218.82
  5. Step 5: Solve for x
    x = 1,010,312,218.82/35,646.30
  6. Step 6: Final answer
    x = 28,342.70

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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.