Home / 25,243.81-34,836.60-14,639.74

Finding the Fourth Proportional to 25,243.81, 34,836.60 and 14,639.74

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Solution

The fourth proportional to 25,243.81, 34,836.60 and 14,639.74 is: 20,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,243.81 : 34,836.60 = 14,639.74 : x
  2. Step 2: Convert to fraction form
    25,243.81/34,836.60 = 14,639.74/x
  3. Step 3: Cross multiply
    25,243.81x = 34,836.60 × 14,639.74
  4. Step 4: Simplify right side
    25,243.81x = 509,998,766.48
  5. Step 5: Solve for x
    x = 509,998,766.48/25,243.81
  6. Step 6: Final answer
    x = 20,202.92

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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.