Home / 35,770.53-49,362.98-19,854.57

Finding the Fourth Proportional to 35,770.53, 49,362.98 and 19,854.57

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Solution

The fourth proportional to 35,770.53, 49,362.98 and 19,854.57 is: 27,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,770.53 : 49,362.98 = 19,854.57 : x
  2. Step 2: Convert to fraction form
    35,770.53/49,362.98 = 19,854.57/x
  3. Step 3: Cross multiply
    35,770.53x = 49,362.98 × 19,854.57
  4. Step 4: Simplify right side
    35,770.53x = 980,080,642.55
  5. Step 5: Solve for x
    x = 980,080,642.55/35,770.53
  6. Step 6: Final answer
    x = 27,399.11

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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.