Home / 36,904.90-55,351.40-10,603.66

Finding the Fourth Proportional to 36,904.90, 55,351.40 and 10,603.66

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Solution

The fourth proportional to 36,904.90, 55,351.40 and 10,603.66 is: 15,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,904.90 : 55,351.40 = 10,603.66 : x
  2. Step 2: Convert to fraction form
    36,904.90/55,351.40 = 10,603.66/x
  3. Step 3: Cross multiply
    36,904.90x = 55,351.40 × 10,603.66
  4. Step 4: Simplify right side
    36,904.90x = 586,927,426.12
  5. Step 5: Solve for x
    x = 586,927,426.12/36,904.90
  6. Step 6: Final answer
    x = 15,903.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.