Home / 19,368.76-29,055.84-6,225.16

Finding the Fourth Proportional to 19,368.76, 29,055.84 and 6,225.16

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Solution

The fourth proportional to 19,368.76, 29,055.84 and 6,225.16 is: 9,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.76 : 29,055.84 = 6,225.16 : x
  2. Step 2: Convert to fraction form
    19,368.76/29,055.84 = 6,225.16/x
  3. Step 3: Cross multiply
    19,368.76x = 29,055.84 × 6,225.16
  4. Step 4: Simplify right side
    19,368.76x = 180,877,252.93
  5. Step 5: Solve for x
    x = 180,877,252.93/19,368.76
  6. Step 6: Final answer
    x = 9,338.61

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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.