Home / 13,444.99-20,165.86-3,585.06

Finding the Fourth Proportional to 13,444.99, 20,165.86 and 3,585.06

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Solution

The fourth proportional to 13,444.99, 20,165.86 and 3,585.06 is: 5,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.99 : 20,165.86 = 3,585.06 : x
  2. Step 2: Convert to fraction form
    13,444.99/20,165.86 = 3,585.06/x
  3. Step 3: Cross multiply
    13,444.99x = 20,165.86 × 3,585.06
  4. Step 4: Simplify right side
    13,444.99x = 72,295,822.53
  5. Step 5: Solve for x
    x = 72,295,822.53/13,444.99
  6. Step 6: Final answer
    x = 5,377.16

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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.