Home / 19,901.84-27,465.08-10,949.45

Finding the Fourth Proportional to 19,901.84, 27,465.08 and 10,949.45

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Solution

The fourth proportional to 19,901.84, 27,465.08 and 10,949.45 is: 15,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.84 : 27,465.08 = 10,949.45 : x
  2. Step 2: Convert to fraction form
    19,901.84/27,465.08 = 10,949.45/x
  3. Step 3: Cross multiply
    19,901.84x = 27,465.08 × 10,949.45
  4. Step 4: Simplify right side
    19,901.84x = 300,727,328.13
  5. Step 5: Solve for x
    x = 300,727,328.13/19,901.84
  6. Step 6: Final answer
    x = 15,110.53

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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.