Home / 29,326.93-43,989.96-7,140.35

Finding the Fourth Proportional to 29,326.93, 43,989.96 and 7,140.35

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Solution

The fourth proportional to 29,326.93, 43,989.96 and 7,140.35 is: 10,710.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,326.93 : 43,989.96 = 7,140.35 : x
  2. Step 2: Convert to fraction form
    29,326.93/43,989.96 = 7,140.35/x
  3. Step 3: Cross multiply
    29,326.93x = 43,989.96 × 7,140.35
  4. Step 4: Simplify right side
    29,326.93x = 314,103,710.89
  5. Step 5: Solve for x
    x = 314,103,710.89/29,326.93
  6. Step 6: Final answer
    x = 10,710.42

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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.