Home / 38,822.81-53,578.89-22,904.15

Finding the Fourth Proportional to 38,822.81, 53,578.89 and 22,904.15

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Solution

The fourth proportional to 38,822.81, 53,578.89 and 22,904.15 is: 31,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,822.81 : 53,578.89 = 22,904.15 : x
  2. Step 2: Convert to fraction form
    38,822.81/53,578.89 = 22,904.15/x
  3. Step 3: Cross multiply
    38,822.81x = 53,578.89 × 22,904.15
  4. Step 4: Simplify right side
    38,822.81x = 1,227,178,665.50
  5. Step 5: Solve for x
    x = 1,227,178,665.50/38,822.81
  6. Step 6: Final answer
    x = 31,609.74

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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.