Home / 23,603.40-32,572.89-12,993.09

Finding the Fourth Proportional to 23,603.40, 32,572.89 and 12,993.09

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Solution

The fourth proportional to 23,603.40, 32,572.89 and 12,993.09 is: 17,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,603.40 : 32,572.89 = 12,993.09 : x
  2. Step 2: Convert to fraction form
    23,603.40/32,572.89 = 12,993.09/x
  3. Step 3: Cross multiply
    23,603.40x = 32,572.89 × 12,993.09
  4. Step 4: Simplify right side
    23,603.40x = 423,222,491.33
  5. Step 5: Solve for x
    x = 423,222,491.33/23,603.40
  6. Step 6: Final answer
    x = 17,930.57

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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.