Home / 18,373.22-25,354.27-10,415.98

Finding the Fourth Proportional to 18,373.22, 25,354.27 and 10,415.98

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Solution

The fourth proportional to 18,373.22, 25,354.27 and 10,415.98 is: 14,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.22 : 25,354.27 = 10,415.98 : x
  2. Step 2: Convert to fraction form
    18,373.22/25,354.27 = 10,415.98/x
  3. Step 3: Cross multiply
    18,373.22x = 25,354.27 × 10,415.98
  4. Step 4: Simplify right side
    18,373.22x = 264,089,518.87
  5. Step 5: Solve for x
    x = 264,089,518.87/18,373.22
  6. Step 6: Final answer
    x = 14,373.62

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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.