Home / 28,415.01-42,634.81-15,252.01

Finding the Fourth Proportional to 28,415.01, 42,634.81 and 15,252.01

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Solution

The fourth proportional to 28,415.01, 42,634.81 and 15,252.01 is: 22,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,415.01 : 42,634.81 = 15,252.01 : x
  2. Step 2: Convert to fraction form
    28,415.01/42,634.81 = 15,252.01/x
  3. Step 3: Cross multiply
    28,415.01x = 42,634.81 × 15,252.01
  4. Step 4: Simplify right side
    28,415.01x = 650,266,548.47
  5. Step 5: Solve for x
    x = 650,266,548.47/28,415.01
  6. Step 6: Final answer
    x = 22,884.61

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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.