Home / 19,566.36-29,349.18-4,774.86

Finding the Fourth Proportional to 19,566.36, 29,349.18 and 4,774.86

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Solution

The fourth proportional to 19,566.36, 29,349.18 and 4,774.86 is: 7,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.36 : 29,349.18 = 4,774.86 : x
  2. Step 2: Convert to fraction form
    19,566.36/29,349.18 = 4,774.86/x
  3. Step 3: Cross multiply
    19,566.36x = 29,349.18 × 4,774.86
  4. Step 4: Simplify right side
    19,566.36x = 140,138,225.61
  5. Step 5: Solve for x
    x = 140,138,225.61/19,566.36
  6. Step 6: Final answer
    x = 7,162.20

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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.