Home / 35,826.50-53,740.29-13,641.11

Finding the Fourth Proportional to 35,826.50, 53,740.29 and 13,641.11

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Solution

The fourth proportional to 35,826.50, 53,740.29 and 13,641.11 is: 20,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,826.50 : 53,740.29 = 13,641.11 : x
  2. Step 2: Convert to fraction form
    35,826.50/53,740.29 = 13,641.11/x
  3. Step 3: Cross multiply
    35,826.50x = 53,740.29 × 13,641.11
  4. Step 4: Simplify right side
    35,826.50x = 733,077,076.20
  5. Step 5: Solve for x
    x = 733,077,076.20/35,826.50
  6. Step 6: Final answer
    x = 20,461.87

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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.