Home / 56,933.92-78,567.33-31,442.14

Finding the Fourth Proportional to 56,933.92, 78,567.33 and 31,442.14

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Solution

The fourth proportional to 56,933.92, 78,567.33 and 31,442.14 is: 43,389.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,933.92 : 78,567.33 = 31,442.14 : x
  2. Step 2: Convert to fraction form
    56,933.92/78,567.33 = 31,442.14/x
  3. Step 3: Cross multiply
    56,933.92x = 78,567.33 × 31,442.14
  4. Step 4: Simplify right side
    56,933.92x = 2,470,324,989.29
  5. Step 5: Solve for x
    x = 2,470,324,989.29/56,933.92
  6. Step 6: Final answer
    x = 43,389.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.