Home / 14,163.54-19,565.58-13,416.18

Finding the Fourth Proportional to 14,163.54, 19,565.58 and 13,416.18

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Solution

The fourth proportional to 14,163.54, 19,565.58 and 13,416.18 is: 18,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.54 : 19,565.58 = 13,416.18 : x
  2. Step 2: Convert to fraction form
    14,163.54/19,565.58 = 13,416.18/x
  3. Step 3: Cross multiply
    14,163.54x = 19,565.58 × 13,416.18
  4. Step 4: Simplify right side
    14,163.54x = 262,495,343.08
  5. Step 5: Solve for x
    x = 262,495,343.08/14,163.54
  6. Step 6: Final answer
    x = 18,533.17

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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.