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Finding the Fourth Proportional to 37,371.49, 56,051.76 and 12,410.99

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Solution

The fourth proportional to 37,371.49, 56,051.76 and 12,410.99 is: 18,614.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,371.49 : 56,051.76 = 12,410.99 : x
  2. Step 2: Convert to fraction form
    37,371.49/56,051.76 = 12,410.99/x
  3. Step 3: Cross multiply
    37,371.49x = 56,051.76 × 12,410.99
  4. Step 4: Simplify right side
    37,371.49x = 695,657,809.32
  5. Step 5: Solve for x
    x = 695,657,809.32/37,371.49
  6. Step 6: Final answer
    x = 18,614.67

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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.