Home / 25,371.56-38,030.60-12,196.10

Finding the Fourth Proportional to 25,371.56, 38,030.60 and 12,196.10

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Solution

The fourth proportional to 25,371.56, 38,030.60 and 12,196.10 is: 18,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.56 : 38,030.60 = 12,196.10 : x
  2. Step 2: Convert to fraction form
    25,371.56/38,030.60 = 12,196.10/x
  3. Step 3: Cross multiply
    25,371.56x = 38,030.60 × 12,196.10
  4. Step 4: Simplify right side
    25,371.56x = 463,824,749.53
  5. Step 5: Solve for x
    x = 463,824,749.53/25,371.56
  6. Step 6: Final answer
    x = 18,281.29

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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.