Home / 19,575.94-29,368.38-8,484.48

Finding the Fourth Proportional to 19,575.94, 29,368.38 and 8,484.48

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Solution

The fourth proportional to 19,575.94, 29,368.38 and 8,484.48 is: 12,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.94 : 29,368.38 = 8,484.48 : x
  2. Step 2: Convert to fraction form
    19,575.94/29,368.38 = 8,484.48/x
  3. Step 3: Cross multiply
    19,575.94x = 29,368.38 × 8,484.48
  4. Step 4: Simplify right side
    19,575.94x = 249,175,432.74
  5. Step 5: Solve for x
    x = 249,175,432.74/19,575.94
  6. Step 6: Final answer
    x = 12,728.66

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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.