Home / 34,523.73-47,644.47-19,421.15

Finding the Fourth Proportional to 34,523.73, 47,644.47 and 19,421.15

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Solution

The fourth proportional to 34,523.73, 47,644.47 and 19,421.15 is: 26,802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,523.73 : 47,644.47 = 19,421.15 : x
  2. Step 2: Convert to fraction form
    34,523.73/47,644.47 = 19,421.15/x
  3. Step 3: Cross multiply
    34,523.73x = 47,644.47 × 19,421.15
  4. Step 4: Simplify right side
    34,523.73x = 925,310,160.32
  5. Step 5: Solve for x
    x = 925,310,160.32/34,523.73
  6. Step 6: Final answer
    x = 26,802.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.