Home / 19,574.63-29,356.69-5,531.35

Finding the Fourth Proportional to 19,574.63, 29,356.69 and 5,531.35

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Solution

The fourth proportional to 19,574.63, 29,356.69 and 5,531.35 is: 8,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.63 : 29,356.69 = 5,531.35 : x
  2. Step 2: Convert to fraction form
    19,574.63/29,356.69 = 5,531.35/x
  3. Step 3: Cross multiply
    19,574.63x = 29,356.69 × 5,531.35
  4. Step 4: Simplify right side
    19,574.63x = 162,382,186.79
  5. Step 5: Solve for x
    x = 162,382,186.79/19,574.63
  6. Step 6: Final answer
    x = 8,295.55

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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.