Home / 39,669.46-59,475.02-18,907.54

Finding the Fourth Proportional to 39,669.46, 59,475.02 and 18,907.54

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Solution

The fourth proportional to 39,669.46, 59,475.02 and 18,907.54 is: 28,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.46 : 59,475.02 = 18,907.54 : x
  2. Step 2: Convert to fraction form
    39,669.46/59,475.02 = 18,907.54/x
  3. Step 3: Cross multiply
    39,669.46x = 59,475.02 × 18,907.54
  4. Step 4: Simplify right side
    39,669.46x = 1,124,526,022.28
  5. Step 5: Solve for x
    x = 1,124,526,022.28/39,669.46
  6. Step 6: Final answer
    x = 28,347.40

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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.