Home / 37,331.48-55,990.74-12,707.48

Finding the Fourth Proportional to 37,331.48, 55,990.74 and 12,707.48

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Solution

The fourth proportional to 37,331.48, 55,990.74 and 12,707.48 is: 19,059.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.48 : 55,990.74 = 12,707.48 : x
  2. Step 2: Convert to fraction form
    37,331.48/55,990.74 = 12,707.48/x
  3. Step 3: Cross multiply
    37,331.48x = 55,990.74 × 12,707.48
  4. Step 4: Simplify right side
    37,331.48x = 711,501,208.74
  5. Step 5: Solve for x
    x = 711,501,208.74/37,331.48
  6. Step 6: Final answer
    x = 19,059.01

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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.