Home / 19,364.88-29,043.83-5,133.45

Finding the Fourth Proportional to 19,364.88, 29,043.83 and 5,133.45

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Solution

The fourth proportional to 19,364.88, 29,043.83 and 5,133.45 is: 7,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.88 : 29,043.83 = 5,133.45 : x
  2. Step 2: Convert to fraction form
    19,364.88/29,043.83 = 5,133.45/x
  3. Step 3: Cross multiply
    19,364.88x = 29,043.83 × 5,133.45
  4. Step 4: Simplify right side
    19,364.88x = 149,095,115.31
  5. Step 5: Solve for x
    x = 149,095,115.31/19,364.88
  6. Step 6: Final answer
    x = 7,699.25

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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.