Home / 39,126.24-53,985.90-23,215.86

Finding the Fourth Proportional to 39,126.24, 53,985.90 and 23,215.86

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Solution

The fourth proportional to 39,126.24, 53,985.90 and 23,215.86 is: 32,032.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126.24 : 53,985.90 = 23,215.86 : x
  2. Step 2: Convert to fraction form
    39,126.24/53,985.90 = 23,215.86/x
  3. Step 3: Cross multiply
    39,126.24x = 53,985.90 × 23,215.86
  4. Step 4: Simplify right side
    39,126.24x = 1,253,329,096.37
  5. Step 5: Solve for x
    x = 1,253,329,096.37/39,126.24
  6. Step 6: Final answer
    x = 32,032.96

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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.