Home / 35,147.28-48,526.32-21,004.56

Finding the Fourth Proportional to 35,147.28, 48,526.32 and 21,004.56

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Solution

The fourth proportional to 35,147.28, 48,526.32 and 21,004.56 is: 29,000.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.28 : 48,526.32 = 21,004.56 : x
  2. Step 2: Convert to fraction form
    35,147.28/48,526.32 = 21,004.56/x
  3. Step 3: Cross multiply
    35,147.28x = 48,526.32 × 21,004.56
  4. Step 4: Simplify right side
    35,147.28x = 1,019,274,000.02
  5. Step 5: Solve for x
    x = 1,019,274,000.02/35,147.28
  6. Step 6: Final answer
    x = 29,000.08

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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.