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Finding the Fourth Proportional to 56,914.77, 85,384.84 and 17,475.87

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Solution

The fourth proportional to 56,914.77, 85,384.84 and 17,475.87 is: 26,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,914.77 : 85,384.84 = 17,475.87 : x
  2. Step 2: Convert to fraction form
    56,914.77/85,384.84 = 17,475.87/x
  3. Step 3: Cross multiply
    56,914.77x = 85,384.84 × 17,475.87
  4. Step 4: Simplify right side
    56,914.77x = 1,492,174,363.81
  5. Step 5: Solve for x
    x = 1,492,174,363.81/56,914.77
  6. Step 6: Final answer
    x = 26,217.70

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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.