Home / 28,040.61-42,059.27-10,508.97

Finding the Fourth Proportional to 28,040.61, 42,059.27 and 10,508.97

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Solution

The fourth proportional to 28,040.61, 42,059.27 and 10,508.97 is: 15,762.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040.61 : 42,059.27 = 10,508.97 : x
  2. Step 2: Convert to fraction form
    28,040.61/42,059.27 = 10,508.97/x
  3. Step 3: Cross multiply
    28,040.61x = 42,059.27 × 10,508.97
  4. Step 4: Simplify right side
    28,040.61x = 441,999,554.11
  5. Step 5: Solve for x
    x = 441,999,554.11/28,040.61
  6. Step 6: Final answer
    x = 15,762.84

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1.5x scale

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.