Home / 13,004.40-19,483.56-8,880.24

Finding the Fourth Proportional to 13,004.40, 19,483.56 and 8,880.24

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Solution

The fourth proportional to 13,004.40, 19,483.56 and 8,880.24 is: 13,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004.40 : 19,483.56 = 8,880.24 : x
  2. Step 2: Convert to fraction form
    13,004.40/19,483.56 = 8,880.24/x
  3. Step 3: Cross multiply
    13,004.40x = 19,483.56 × 8,880.24
  4. Step 4: Simplify right side
    13,004.40x = 173,018,688.85
  5. Step 5: Solve for x
    x = 173,018,688.85/13,004.40
  6. Step 6: Final answer
    x = 13,304.63

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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.