Home / 38,325.84-52,889.28-21,329.82

Finding the Fourth Proportional to 38,325.84, 52,889.28 and 21,329.82

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Solution

The fourth proportional to 38,325.84, 52,889.28 and 21,329.82 is: 29,434.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.84 : 52,889.28 = 21,329.82 : x
  2. Step 2: Convert to fraction form
    38,325.84/52,889.28 = 21,329.82/x
  3. Step 3: Cross multiply
    38,325.84x = 52,889.28 × 21,329.82
  4. Step 4: Simplify right side
    38,325.84x = 1,128,118,822.33
  5. Step 5: Solve for x
    x = 1,128,118,822.33/38,325.84
  6. Step 6: Final answer
    x = 29,434.94

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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.