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Finding the Fourth Proportional to 56,459.53, 84,692.54 and 17,012.53

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Solution

The fourth proportional to 56,459.53, 84,692.54 and 17,012.53 is: 25,519.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,459.53 : 84,692.54 = 17,012.53 : x
  2. Step 2: Convert to fraction form
    56,459.53/84,692.54 = 17,012.53/x
  3. Step 3: Cross multiply
    56,459.53x = 84,692.54 × 17,012.53
  4. Step 4: Simplify right side
    56,459.53x = 1,440,834,292.46
  5. Step 5: Solve for x
    x = 1,440,834,292.46/56,459.53
  6. Step 6: Final answer
    x = 25,519.77

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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.