Home / 15,438.10-23,154.99-5,048.50

Finding the Fourth Proportional to 15,438.10, 23,154.99 and 5,048.50

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Solution

The fourth proportional to 15,438.10, 23,154.99 and 5,048.50 is: 7,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438.10 : 23,154.99 = 5,048.50 : x
  2. Step 2: Convert to fraction form
    15,438.10/23,154.99 = 5,048.50/x
  3. Step 3: Cross multiply
    15,438.10x = 23,154.99 × 5,048.50
  4. Step 4: Simplify right side
    15,438.10x = 116,897,967.02
  5. Step 5: Solve for x
    x = 116,897,967.02/15,438.10
  6. Step 6: Final answer
    x = 7,572.04

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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.