Home / 23,326.47-34,989.62-19,422.63

Finding the Fourth Proportional to 23,326.47, 34,989.62 and 19,422.63

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Solution

The fourth proportional to 23,326.47, 34,989.62 and 19,422.63 is: 29,133.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,326.47 : 34,989.62 = 19,422.63 : x
  2. Step 2: Convert to fraction form
    23,326.47/34,989.62 = 19,422.63/x
  3. Step 3: Cross multiply
    23,326.47x = 34,989.62 × 19,422.63
  4. Step 4: Simplify right side
    23,326.47x = 679,590,345.99
  5. Step 5: Solve for x
    x = 679,590,345.99/23,326.47
  6. Step 6: Final answer
    x = 29,133.87

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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.