Home / 13,296.18-19,944.53-3,435.45

Finding the Fourth Proportional to 13,296.18, 19,944.53 and 3,435.45

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Solution

The fourth proportional to 13,296.18, 19,944.53 and 3,435.45 is: 5,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.18 : 19,944.53 = 3,435.45 : x
  2. Step 2: Convert to fraction form
    13,296.18/19,944.53 = 3,435.45/x
  3. Step 3: Cross multiply
    13,296.18x = 19,944.53 × 3,435.45
  4. Step 4: Simplify right side
    13,296.18x = 68,518,356.50
  5. Step 5: Solve for x
    x = 68,518,356.50/13,296.18
  6. Step 6: Final answer
    x = 5,153.23

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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.