Home / 14,444.32-21,656.88-5,209.12

Finding the Fourth Proportional to 14,444.32, 21,656.88 and 5,209.12

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Solution

The fourth proportional to 14,444.32, 21,656.88 and 5,209.12 is: 7,810.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.32 : 21,656.88 = 5,209.12 : x
  2. Step 2: Convert to fraction form
    14,444.32/21,656.88 = 5,209.12/x
  3. Step 3: Cross multiply
    14,444.32x = 21,656.88 × 5,209.12
  4. Step 4: Simplify right side
    14,444.32x = 112,813,286.75
  5. Step 5: Solve for x
    x = 112,813,286.75/14,444.32
  6. Step 6: Final answer
    x = 7,810.22

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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.