Home / 33,097.40-45,681.05-19,666.07

Finding the Fourth Proportional to 33,097.40, 45,681.05 and 19,666.07

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Solution

The fourth proportional to 33,097.40, 45,681.05 and 19,666.07 is: 27,143.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,097.40 : 45,681.05 = 19,666.07 : x
  2. Step 2: Convert to fraction form
    33,097.40/45,681.05 = 19,666.07/x
  3. Step 3: Cross multiply
    33,097.40x = 45,681.05 × 19,666.07
  4. Step 4: Simplify right side
    33,097.40x = 898,366,400.24
  5. Step 5: Solve for x
    x = 898,366,400.24/33,097.40
  6. Step 6: Final answer
    x = 27,143.12

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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.