Home / 37,389.77-56,072.51-12,423.11

Finding the Fourth Proportional to 37,389.77, 56,072.51 and 12,423.11

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Solution

The fourth proportional to 37,389.77, 56,072.51 and 12,423.11 is: 18,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389.77 : 56,072.51 = 12,423.11 : x
  2. Step 2: Convert to fraction form
    37,389.77/56,072.51 = 12,423.11/x
  3. Step 3: Cross multiply
    37,389.77x = 56,072.51 × 12,423.11
  4. Step 4: Simplify right side
    37,389.77x = 696,594,920.67
  5. Step 5: Solve for x
    x = 696,594,920.67/37,389.77
  6. Step 6: Final answer
    x = 18,630.63

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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.