Home / 37,988.91-56,984.10-11,693.63

Finding the Fourth Proportional to 37,988.91, 56,984.10 and 11,693.63

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Solution

The fourth proportional to 37,988.91, 56,984.10 and 11,693.63 is: 17,540.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,988.91 : 56,984.10 = 11,693.63 : x
  2. Step 2: Convert to fraction form
    37,988.91/56,984.10 = 11,693.63/x
  3. Step 3: Cross multiply
    37,988.91x = 56,984.10 × 11,693.63
  4. Step 4: Simplify right side
    37,988.91x = 666,350,981.28
  5. Step 5: Solve for x
    x = 666,350,981.28/37,988.91
  6. Step 6: Final answer
    x = 17,540.67

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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.