Home / 19,440.37-29,154.47-6,290.02

Finding the Fourth Proportional to 19,440.37, 29,154.47 and 6,290.02

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Solution

The fourth proportional to 19,440.37, 29,154.47 and 6,290.02 is: 9,433.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.37 : 29,154.47 = 6,290.02 : x
  2. Step 2: Convert to fraction form
    19,440.37/29,154.47 = 6,290.02/x
  3. Step 3: Cross multiply
    19,440.37x = 29,154.47 × 6,290.02
  4. Step 4: Simplify right side
    19,440.37x = 183,382,053.62
  5. Step 5: Solve for x
    x = 183,382,053.62/19,440.37
  6. Step 6: Final answer
    x = 9,433.06

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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.