Home / 56,376.06-84,566.14-18,937.36

Finding the Fourth Proportional to 56,376.06, 84,566.14 and 18,937.36

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Solution

The fourth proportional to 56,376.06, 84,566.14 and 18,937.36 is: 28,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,376.06 : 84,566.14 = 18,937.36 : x
  2. Step 2: Convert to fraction form
    56,376.06/84,566.14 = 18,937.36/x
  3. Step 3: Cross multiply
    56,376.06x = 84,566.14 × 18,937.36
  4. Step 4: Simplify right side
    56,376.06x = 1,601,459,436.99
  5. Step 5: Solve for x
    x = 1,601,459,436.99/56,376.06
  6. Step 6: Final answer
    x = 28,406.73

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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.