Home / 25,610.50-38,430.87-10,818.46

Finding the Fourth Proportional to 25,610.50, 38,430.87 and 10,818.46

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Solution

The fourth proportional to 25,610.50, 38,430.87 and 10,818.46 is: 16,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610.50 : 38,430.87 = 10,818.46 : x
  2. Step 2: Convert to fraction form
    25,610.50/38,430.87 = 10,818.46/x
  3. Step 3: Cross multiply
    25,610.50x = 38,430.87 × 10,818.46
  4. Step 4: Simplify right side
    25,610.50x = 415,762,829.86
  5. Step 5: Solve for x
    x = 415,762,829.86/25,610.50
  6. Step 6: Final answer
    x = 16,234.08

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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.