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Finding the Fourth Proportional to 37,659, 56,497.18 and 13,035

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Solution

The fourth proportional to 37,659, 56,497.18 and 13,035 is: 19,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,659 : 56,497.18 = 13,035 : x
  2. Step 2: Convert to fraction form
    37,659/56,497.18 = 13,035/x
  3. Step 3: Cross multiply
    37,659x = 56,497.18 × 13,035
  4. Step 4: Simplify right side
    37,659x = 736,440,741.30
  5. Step 5: Solve for x
    x = 736,440,741.30/37,659
  6. Step 6: Final answer
    x = 19,555.50

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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.