Home / 39,041.28-53,878.50-22,049.10

Finding the Fourth Proportional to 39,041.28, 53,878.50 and 22,049.10

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Solution

The fourth proportional to 39,041.28, 53,878.50 and 22,049.10 is: 30,428.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,041.28 : 53,878.50 = 22,049.10 : x
  2. Step 2: Convert to fraction form
    39,041.28/53,878.50 = 22,049.10/x
  3. Step 3: Cross multiply
    39,041.28x = 53,878.50 × 22,049.10
  4. Step 4: Simplify right side
    39,041.28x = 1,187,972,434.35
  5. Step 5: Solve for x
    x = 1,187,972,434.35/39,041.28
  6. Step 6: Final answer
    x = 30,428.62

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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.