Home / 12,040.86-16,615.26-7,503.12

Finding the Fourth Proportional to 12,040.86, 16,615.26 and 7,503.12

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Solution

The fourth proportional to 12,040.86, 16,615.26 and 7,503.12 is: 10,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.86 : 16,615.26 = 7,503.12 : x
  2. Step 2: Convert to fraction form
    12,040.86/16,615.26 = 7,503.12/x
  3. Step 3: Cross multiply
    12,040.86x = 16,615.26 × 7,503.12
  4. Step 4: Simplify right side
    12,040.86x = 124,666,289.61
  5. Step 5: Solve for x
    x = 124,666,289.61/12,040.86
  6. Step 6: Final answer
    x = 10,353.60

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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.