Home / 56,478.86-84,704.06-23,208.11

Finding the Fourth Proportional to 56,478.86, 84,704.06 and 23,208.11

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Solution

The fourth proportional to 56,478.86, 84,704.06 and 23,208.11 is: 34,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,478.86 : 84,704.06 = 23,208.11 : x
  2. Step 2: Convert to fraction form
    56,478.86/84,704.06 = 23,208.11/x
  3. Step 3: Cross multiply
    56,478.86x = 84,704.06 × 23,208.11
  4. Step 4: Simplify right side
    56,478.86x = 1,965,820,602.37
  5. Step 5: Solve for x
    x = 1,965,820,602.37/56,478.86
  6. Step 6: Final answer
    x = 34,806.31

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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.