Home / 19,575.17-29,365.81-6,424.55

Finding the Fourth Proportional to 19,575.17, 29,365.81 and 6,424.55

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Solution

The fourth proportional to 19,575.17, 29,365.81 and 6,424.55 is: 9,637.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.17 : 29,365.81 = 6,424.55 : x
  2. Step 2: Convert to fraction form
    19,575.17/29,365.81 = 6,424.55/x
  3. Step 3: Cross multiply
    19,575.17x = 29,365.81 × 6,424.55
  4. Step 4: Simplify right side
    19,575.17x = 188,662,114.64
  5. Step 5: Solve for x
    x = 188,662,114.64/19,575.17
  6. Step 6: Final answer
    x = 9,637.83

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1.5x scale

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.