Home / 19,947.08-27,526.74-11,564.36

Finding the Fourth Proportional to 19,947.08, 27,526.74 and 11,564.36

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Solution

The fourth proportional to 19,947.08, 27,526.74 and 11,564.36 is: 15,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.08 : 27,526.74 = 11,564.36 : x
  2. Step 2: Convert to fraction form
    19,947.08/27,526.74 = 11,564.36/x
  3. Step 3: Cross multiply
    19,947.08x = 27,526.74 × 11,564.36
  4. Step 4: Simplify right side
    19,947.08x = 318,329,130.99
  5. Step 5: Solve for x
    x = 318,329,130.99/19,947.08
  6. Step 6: Final answer
    x = 15,958.68

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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.