Home / 35,925.39-49,577.10-20,820.96

Finding the Fourth Proportional to 35,925.39, 49,577.10 and 20,820.96

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Solution

The fourth proportional to 35,925.39, 49,577.10 and 20,820.96 is: 28,732.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,925.39 : 49,577.10 = 20,820.96 : x
  2. Step 2: Convert to fraction form
    35,925.39/49,577.10 = 20,820.96/x
  3. Step 3: Cross multiply
    35,925.39x = 49,577.10 × 20,820.96
  4. Step 4: Simplify right side
    35,925.39x = 1,032,242,816.02
  5. Step 5: Solve for x
    x = 1,032,242,816.02/35,925.39
  6. Step 6: Final answer
    x = 28,732.96

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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.