Home / 23,416.09-32,316.11-13,347.69

Finding the Fourth Proportional to 23,416.09, 32,316.11 and 13,347.69

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Solution

The fourth proportional to 23,416.09, 32,316.11 and 13,347.69 is: 18,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,416.09 : 32,316.11 = 13,347.69 : x
  2. Step 2: Convert to fraction form
    23,416.09/32,316.11 = 13,347.69/x
  3. Step 3: Cross multiply
    23,416.09x = 32,316.11 × 13,347.69
  4. Step 4: Simplify right side
    23,416.09x = 431,345,355.50
  5. Step 5: Solve for x
    x = 431,345,355.50/23,416.09
  6. Step 6: Final answer
    x = 18,420.90

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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.