Home / 19,239.02-28,867.67-13,325.01

Finding the Fourth Proportional to 19,239.02, 28,867.67 and 13,325.01

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Solution

The fourth proportional to 19,239.02, 28,867.67 and 13,325.01 is: 19,993.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.02 : 28,867.67 = 13,325.01 : x
  2. Step 2: Convert to fraction form
    19,239.02/28,867.67 = 13,325.01/x
  3. Step 3: Cross multiply
    19,239.02x = 28,867.67 × 13,325.01
  4. Step 4: Simplify right side
    19,239.02x = 384,661,866.52
  5. Step 5: Solve for x
    x = 384,661,866.52/19,239.02
  6. Step 6: Final answer
    x = 19,993.84

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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.