Home / 37,038.30-55,545.30-13,661.70

Finding the Fourth Proportional to 37,038.30, 55,545.30 and 13,661.70

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Solution

The fourth proportional to 37,038.30, 55,545.30 and 13,661.70 is: 20,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038.30 : 55,545.30 = 13,661.70 : x
  2. Step 2: Convert to fraction form
    37,038.30/55,545.30 = 13,661.70/x
  3. Step 3: Cross multiply
    37,038.30x = 55,545.30 × 13,661.70
  4. Step 4: Simplify right side
    37,038.30x = 758,843,225.01
  5. Step 5: Solve for x
    x = 758,843,225.01/37,038.30
  6. Step 6: Final answer
    x = 20,488.07

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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.