Home / 25,388.52-38,057.67-12,038.10

Finding the Fourth Proportional to 25,388.52, 38,057.67 and 12,038.10

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Solution

The fourth proportional to 25,388.52, 38,057.67 and 12,038.10 is: 18,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.52 : 38,057.67 = 12,038.10 : x
  2. Step 2: Convert to fraction form
    25,388.52/38,057.67 = 12,038.10/x
  3. Step 3: Cross multiply
    25,388.52x = 38,057.67 × 12,038.10
  4. Step 4: Simplify right side
    25,388.52x = 458,142,037.23
  5. Step 5: Solve for x
    x = 458,142,037.23/25,388.52
  6. Step 6: Final answer
    x = 18,045.24

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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.