Home / 19,652.87-27,117.91-11,267.75

Finding the Fourth Proportional to 19,652.87, 27,117.91 and 11,267.75

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Solution

The fourth proportional to 19,652.87, 27,117.91 and 11,267.75 is: 15,547.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.87 : 27,117.91 = 11,267.75 : x
  2. Step 2: Convert to fraction form
    19,652.87/27,117.91 = 11,267.75/x
  3. Step 3: Cross multiply
    19,652.87x = 27,117.91 × 11,267.75
  4. Step 4: Simplify right side
    19,652.87x = 305,557,830.40
  5. Step 5: Solve for x
    x = 305,557,830.40/19,652.87
  6. Step 6: Final answer
    x = 15,547.75

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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.