Home / 19,670.04-29,484.04-7,807.39

Finding the Fourth Proportional to 19,670.04, 29,484.04 and 7,807.39

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Solution

The fourth proportional to 19,670.04, 29,484.04 and 7,807.39 is: 11,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.04 : 29,484.04 = 7,807.39 : x
  2. Step 2: Convert to fraction form
    19,670.04/29,484.04 = 7,807.39/x
  3. Step 3: Cross multiply
    19,670.04x = 29,484.04 × 7,807.39
  4. Step 4: Simplify right side
    19,670.04x = 230,193,212.60
  5. Step 5: Solve for x
    x = 230,193,212.60/19,670.04
  6. Step 6: Final answer
    x = 11,702.74

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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.