Home / 19,667.13-27,117.04-16,068.75

Finding the Fourth Proportional to 19,667.13, 27,117.04 and 16,068.75

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Solution

The fourth proportional to 19,667.13, 27,117.04 and 16,068.75 is: 22,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,667.13 : 27,117.04 = 16,068.75 : x
  2. Step 2: Convert to fraction form
    19,667.13/27,117.04 = 16,068.75/x
  3. Step 3: Cross multiply
    19,667.13x = 27,117.04 × 16,068.75
  4. Step 4: Simplify right side
    19,667.13x = 435,736,936.50
  5. Step 5: Solve for x
    x = 435,736,936.50/19,667.13
  6. Step 6: Final answer
    x = 22,155.59

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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.