Home / 35,850.42-49,464.54-21,700.53

Finding the Fourth Proportional to 35,850.42, 49,464.54 and 21,700.53

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Solution

The fourth proportional to 35,850.42, 49,464.54 and 21,700.53 is: 29,941.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,850.42 : 49,464.54 = 21,700.53 : x
  2. Step 2: Convert to fraction form
    35,850.42/49,464.54 = 21,700.53/x
  3. Step 3: Cross multiply
    35,850.42x = 49,464.54 × 21,700.53
  4. Step 4: Simplify right side
    35,850.42x = 1,073,406,734.21
  5. Step 5: Solve for x
    x = 1,073,406,734.21/35,850.42
  6. Step 6: Final answer
    x = 29,941.26

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Double scale
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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.