Home / 15,287.61-22,931.44-4,194.45

Finding the Fourth Proportional to 15,287.61, 22,931.44 and 4,194.45

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Solution

The fourth proportional to 15,287.61, 22,931.44 and 4,194.45 is: 6,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287.61 : 22,931.44 = 4,194.45 : x
  2. Step 2: Convert to fraction form
    15,287.61/22,931.44 = 4,194.45/x
  3. Step 3: Cross multiply
    15,287.61x = 22,931.44 × 4,194.45
  4. Step 4: Simplify right side
    15,287.61x = 96,184,778.51
  5. Step 5: Solve for x
    x = 96,184,778.51/15,287.61
  6. Step 6: Final answer
    x = 6,291.68

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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.