Home / 35,762.31-49,354.35-20,655.61

Finding the Fourth Proportional to 35,762.31, 49,354.35 and 20,655.61

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Solution

The fourth proportional to 35,762.31, 49,354.35 and 20,655.61 is: 28,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,762.31 : 49,354.35 = 20,655.61 : x
  2. Step 2: Convert to fraction form
    35,762.31/49,354.35 = 20,655.61/x
  3. Step 3: Cross multiply
    35,762.31x = 49,354.35 × 20,655.61
  4. Step 4: Simplify right side
    35,762.31x = 1,019,444,004.56
  5. Step 5: Solve for x
    x = 1,019,444,004.56/35,762.31
  6. Step 6: Final answer
    x = 28,506.10

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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.