Home / 13,813.77-19,057.32-9,624.45

Finding the Fourth Proportional to 13,813.77, 19,057.32 and 9,624.45

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Solution

The fourth proportional to 13,813.77, 19,057.32 and 9,624.45 is: 13,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813.77 : 19,057.32 = 9,624.45 : x
  2. Step 2: Convert to fraction form
    13,813.77/19,057.32 = 9,624.45/x
  3. Step 3: Cross multiply
    13,813.77x = 19,057.32 × 9,624.45
  4. Step 4: Simplify right side
    13,813.77x = 183,416,223.47
  5. Step 5: Solve for x
    x = 183,416,223.47/13,813.77
  6. Step 6: Final answer
    x = 13,277.78

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1.5x scale

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.