Home / 35,655.55-49,189.21-21,500.53

Finding the Fourth Proportional to 35,655.55, 49,189.21 and 21,500.53

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Solution

The fourth proportional to 35,655.55, 49,189.21 and 21,500.53 is: 29,661.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,655.55 : 49,189.21 = 21,500.53 : x
  2. Step 2: Convert to fraction form
    35,655.55/49,189.21 = 21,500.53/x
  3. Step 3: Cross multiply
    35,655.55x = 49,189.21 × 21,500.53
  4. Step 4: Simplify right side
    35,655.55x = 1,057,594,085.28
  5. Step 5: Solve for x
    x = 1,057,594,085.28/35,655.55
  6. Step 6: Final answer
    x = 29,661.42

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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.