Home / 37,020.45-55,530.63-12,060.46

Finding the Fourth Proportional to 37,020.45, 55,530.63 and 12,060.46

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Solution

The fourth proportional to 37,020.45, 55,530.63 and 12,060.46 is: 18,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,020.45 : 55,530.63 = 12,060.46 : x
  2. Step 2: Convert to fraction form
    37,020.45/55,530.63 = 12,060.46/x
  3. Step 3: Cross multiply
    37,020.45x = 55,530.63 × 12,060.46
  4. Step 4: Simplify right side
    37,020.45x = 669,724,941.89
  5. Step 5: Solve for x
    x = 669,724,941.89/37,020.45
  6. Step 6: Final answer
    x = 18,090.68

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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.