Home / 15,793.51-23,673.79-6,429.78

Finding the Fourth Proportional to 15,793.51, 23,673.79 and 6,429.78

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Solution

The fourth proportional to 15,793.51, 23,673.79 and 6,429.78 is: 9,637.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,793.51 : 23,673.79 = 6,429.78 : x
  2. Step 2: Convert to fraction form
    15,793.51/23,673.79 = 6,429.78/x
  3. Step 3: Cross multiply
    15,793.51x = 23,673.79 × 6,429.78
  4. Step 4: Simplify right side
    15,793.51x = 152,217,261.47
  5. Step 5: Solve for x
    x = 152,217,261.47/15,793.51
  6. Step 6: Final answer
    x = 9,637.96

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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.