Home / 37,569.78-56,363.13-12,611.22

Finding the Fourth Proportional to 37,569.78, 56,363.13 and 12,611.22

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Solution

The fourth proportional to 37,569.78, 56,363.13 and 12,611.22 is: 18,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,569.78 : 56,363.13 = 12,611.22 : x
  2. Step 2: Convert to fraction form
    37,569.78/56,363.13 = 12,611.22/x
  3. Step 3: Cross multiply
    37,569.78x = 56,363.13 × 12,611.22
  4. Step 4: Simplify right side
    37,569.78x = 710,807,832.32
  5. Step 5: Solve for x
    x = 710,807,832.32/37,569.78
  6. Step 6: Final answer
    x = 18,919.67

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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.