Home / 37,737.90-56,603.38-12,775.09

Finding the Fourth Proportional to 37,737.90, 56,603.38 and 12,775.09

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Solution

The fourth proportional to 37,737.90, 56,603.38 and 12,775.09 is: 19,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,737.90 : 56,603.38 = 12,775.09 : x
  2. Step 2: Convert to fraction form
    37,737.90/56,603.38 = 12,775.09/x
  3. Step 3: Cross multiply
    37,737.90x = 56,603.38 × 12,775.09
  4. Step 4: Simplify right side
    37,737.90x = 723,113,273.80
  5. Step 5: Solve for x
    x = 723,113,273.80/37,737.90
  6. Step 6: Final answer
    x = 19,161.46

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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.