Home / 19,947.48-27,526.28-10,995.06

Finding the Fourth Proportional to 19,947.48, 27,526.28 and 10,995.06

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Solution

The fourth proportional to 19,947.48, 27,526.28 and 10,995.06 is: 15,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.48 : 27,526.28 = 10,995.06 : x
  2. Step 2: Convert to fraction form
    19,947.48/27,526.28 = 10,995.06/x
  3. Step 3: Cross multiply
    19,947.48x = 27,526.28 × 10,995.06
  4. Step 4: Simplify right side
    19,947.48x = 302,653,100.18
  5. Step 5: Solve for x
    x = 302,653,100.18/19,947.48
  6. Step 6: Final answer
    x = 15,172.50

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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.