Home / 37,000.45-55,501.20-12,040.63

Finding the Fourth Proportional to 37,000.45, 55,501.20 and 12,040.63

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Solution

The fourth proportional to 37,000.45, 55,501.20 and 12,040.63 is: 18,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,000.45 : 55,501.20 = 12,040.63 : x
  2. Step 2: Convert to fraction form
    37,000.45/55,501.20 = 12,040.63/x
  3. Step 3: Cross multiply
    37,000.45x = 55,501.20 × 12,040.63
  4. Step 4: Simplify right side
    37,000.45x = 668,269,413.76
  5. Step 5: Solve for x
    x = 668,269,413.76/37,000.45
  6. Step 6: Final answer
    x = 18,061.12

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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.