Home / 35,576.31-53,373.69-18,922.65

Finding the Fourth Proportional to 35,576.31, 53,373.69 and 18,922.65

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Solution

The fourth proportional to 35,576.31, 53,373.69 and 18,922.65 is: 28,388.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.31 : 53,373.69 = 18,922.65 : x
  2. Step 2: Convert to fraction form
    35,576.31/53,373.69 = 18,922.65/x
  3. Step 3: Cross multiply
    35,576.31x = 53,373.69 × 18,922.65
  4. Step 4: Simplify right side
    35,576.31x = 1,009,971,454.93
  5. Step 5: Solve for x
    x = 1,009,971,454.93/35,576.31
  6. Step 6: Final answer
    x = 28,388.87

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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.