Home / 28,111.68-38,845.53-26,745.30

Finding the Fourth Proportional to 28,111.68, 38,845.53 and 26,745.30

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Solution

The fourth proportional to 28,111.68, 38,845.53 and 26,745.30 is: 36,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,111.68 : 38,845.53 = 26,745.30 : x
  2. Step 2: Convert to fraction form
    28,111.68/38,845.53 = 26,745.30/x
  3. Step 3: Cross multiply
    28,111.68x = 38,845.53 × 26,745.30
  4. Step 4: Simplify right side
    28,111.68x = 1,038,935,353.51
  5. Step 5: Solve for x
    x = 1,038,935,353.51/28,111.68
  6. Step 6: Final answer
    x = 36,957.43

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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.