Home / 19,368.29-29,049.69-6,218.93

Finding the Fourth Proportional to 19,368.29, 29,049.69 and 6,218.93

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Solution

The fourth proportional to 19,368.29, 29,049.69 and 6,218.93 is: 9,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.29 : 29,049.69 = 6,218.93 : x
  2. Step 2: Convert to fraction form
    19,368.29/29,049.69 = 6,218.93/x
  3. Step 3: Cross multiply
    19,368.29x = 29,049.69 × 6,218.93
  4. Step 4: Simplify right side
    19,368.29x = 180,657,988.63
  5. Step 5: Solve for x
    x = 180,657,988.63/19,368.29
  6. Step 6: Final answer
    x = 9,327.51

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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.