Home / 37,840.35-56,769.39-11,545.08

Finding the Fourth Proportional to 37,840.35, 56,769.39 and 11,545.08

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Solution

The fourth proportional to 37,840.35, 56,769.39 and 11,545.08 is: 17,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,840.35 : 56,769.39 = 11,545.08 : x
  2. Step 2: Convert to fraction form
    37,840.35/56,769.39 = 11,545.08/x
  3. Step 3: Cross multiply
    37,840.35x = 56,769.39 × 11,545.08
  4. Step 4: Simplify right side
    37,840.35x = 655,407,149.10
  5. Step 5: Solve for x
    x = 655,407,149.10/37,840.35
  6. Step 6: Final answer
    x = 17,320.32

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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.