Home / 37,688.76-56,541.33-11,392.81

Finding the Fourth Proportional to 37,688.76, 56,541.33 and 11,392.81

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Solution

The fourth proportional to 37,688.76, 56,541.33 and 11,392.81 is: 17,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.76 : 56,541.33 = 11,392.81 : x
  2. Step 2: Convert to fraction form
    37,688.76/56,541.33 = 11,392.81/x
  3. Step 3: Cross multiply
    37,688.76x = 56,541.33 × 11,392.81
  4. Step 4: Simplify right side
    37,688.76x = 644,164,799.67
  5. Step 5: Solve for x
    x = 644,164,799.67/37,688.76
  6. Step 6: Final answer
    x = 17,091.70

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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.