Home / 19,595.50-27,041.99-10,643.18

Finding the Fourth Proportional to 19,595.50, 27,041.99 and 10,643.18

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Solution

The fourth proportional to 19,595.50, 27,041.99 and 10,643.18 is: 14,687.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.50 : 27,041.99 = 10,643.18 : x
  2. Step 2: Convert to fraction form
    19,595.50/27,041.99 = 10,643.18/x
  3. Step 3: Cross multiply
    19,595.50x = 27,041.99 × 10,643.18
  4. Step 4: Simplify right side
    19,595.50x = 287,812,578.70
  5. Step 5: Solve for x
    x = 287,812,578.70/19,595.50
  6. Step 6: Final answer
    x = 14,687.69

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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.