Home / 37,302.36-51,476.94-20,535

Finding the Fourth Proportional to 37,302.36, 51,476.94 and 20,535

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Solution

The fourth proportional to 37,302.36, 51,476.94 and 20,535 is: 28,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.36 : 51,476.94 = 20,535 : x
  2. Step 2: Convert to fraction form
    37,302.36/51,476.94 = 20,535/x
  3. Step 3: Cross multiply
    37,302.36x = 51,476.94 × 20,535
  4. Step 4: Simplify right side
    37,302.36x = 1,057,078,962.90
  5. Step 5: Solve for x
    x = 1,057,078,962.90/37,302.36
  6. Step 6: Final answer
    x = 28,338.13

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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.