Home / 54,354.28-81,465.36-39,526.24

Finding the Fourth Proportional to 54,354.28, 81,465.36 and 39,526.24

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Solution

The fourth proportional to 54,354.28, 81,465.36 and 39,526.24 is: 59,241.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,354.28 : 81,465.36 = 39,526.24 : x
  2. Step 2: Convert to fraction form
    54,354.28/81,465.36 = 39,526.24/x
  3. Step 3: Cross multiply
    54,354.28x = 81,465.36 × 39,526.24
  4. Step 4: Simplify right side
    54,354.28x = 3,220,019,371.05
  5. Step 5: Solve for x
    x = 3,220,019,371.05/54,354.28
  6. Step 6: Final answer
    x = 59,241.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.