Home / 19,754.12-27,260.69-10,802.45

Finding the Fourth Proportional to 19,754.12, 27,260.69 and 10,802.45

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Solution

The fourth proportional to 19,754.12, 27,260.69 and 10,802.45 is: 14,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.12 : 27,260.69 = 10,802.45 : x
  2. Step 2: Convert to fraction form
    19,754.12/27,260.69 = 10,802.45/x
  3. Step 3: Cross multiply
    19,754.12x = 27,260.69 × 10,802.45
  4. Step 4: Simplify right side
    19,754.12x = 294,482,240.69
  5. Step 5: Solve for x
    x = 294,482,240.69/19,754.12
  6. Step 6: Final answer
    x = 14,907.38

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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.