Home / 13,880.20-19,154.52-7,592.50

Finding the Fourth Proportional to 13,880.20, 19,154.52 and 7,592.50

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Solution

The fourth proportional to 13,880.20, 19,154.52 and 7,592.50 is: 10,477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880.20 : 19,154.52 = 7,592.50 : x
  2. Step 2: Convert to fraction form
    13,880.20/19,154.52 = 7,592.50/x
  3. Step 3: Cross multiply
    13,880.20x = 19,154.52 × 7,592.50
  4. Step 4: Simplify right side
    13,880.20x = 145,430,693.10
  5. Step 5: Solve for x
    x = 145,430,693.10/13,880.20
  6. Step 6: Final answer
    x = 10,477.56

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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.