Home / 25,382.36-38,056.74-13,528.62

Finding the Fourth Proportional to 25,382.36, 38,056.74 and 13,528.62

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Solution

The fourth proportional to 25,382.36, 38,056.74 and 13,528.62 is: 20,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,382.36 : 38,056.74 = 13,528.62 : x
  2. Step 2: Convert to fraction form
    25,382.36/38,056.74 = 13,528.62/x
  3. Step 3: Cross multiply
    25,382.36x = 38,056.74 × 13,528.62
  4. Step 4: Simplify right side
    25,382.36x = 514,855,123.17
  5. Step 5: Solve for x
    x = 514,855,123.17/25,382.36
  6. Step 6: Final answer
    x = 20,283.97

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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.