Home / 38,998.36-58,491.33-10,915.39

Finding the Fourth Proportional to 38,998.36, 58,491.33 and 10,915.39

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Solution

The fourth proportional to 38,998.36, 58,491.33 and 10,915.39 is: 16,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998.36 : 58,491.33 = 10,915.39 : x
  2. Step 2: Convert to fraction form
    38,998.36/58,491.33 = 10,915.39/x
  3. Step 3: Cross multiply
    38,998.36x = 58,491.33 × 10,915.39
  4. Step 4: Simplify right side
    38,998.36x = 638,455,678.57
  5. Step 5: Solve for x
    x = 638,455,678.57/38,998.36
  6. Step 6: Final answer
    x = 16,371.35

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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.