Home / 50,428.13-75,688.94-25,485.74

Finding the Fourth Proportional to 50,428.13, 75,688.94 and 25,485.74

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Solution

The fourth proportional to 50,428.13, 75,688.94 and 25,485.74 is: 38,252.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,428.13 : 75,688.94 = 25,485.74 : x
  2. Step 2: Convert to fraction form
    50,428.13/75,688.94 = 25,485.74/x
  3. Step 3: Cross multiply
    50,428.13x = 75,688.94 × 25,485.74
  4. Step 4: Simplify right side
    50,428.13x = 1,928,988,139.84
  5. Step 5: Solve for x
    x = 1,928,988,139.84/50,428.13
  6. Step 6: Final answer
    x = 38,252.23

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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.