Home / 23,640.60-32,623.90-13,030

Finding the Fourth Proportional to 23,640.60, 32,623.90 and 13,030

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Solution

The fourth proportional to 23,640.60, 32,623.90 and 13,030 is: 17,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.60 : 32,623.90 = 13,030 : x
  2. Step 2: Convert to fraction form
    23,640.60/32,623.90 = 13,030/x
  3. Step 3: Cross multiply
    23,640.60x = 32,623.90 × 13,030
  4. Step 4: Simplify right side
    23,640.60x = 425,089,417
  5. Step 5: Solve for x
    x = 425,089,417/23,640.60
  6. Step 6: Final answer
    x = 17,981.33

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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.