Home / 37,587.30-56,381.93-12,628.23

Finding the Fourth Proportional to 37,587.30, 56,381.93 and 12,628.23

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Solution

The fourth proportional to 37,587.30, 56,381.93 and 12,628.23 is: 18,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,587.30 : 56,381.93 = 12,628.23 : x
  2. Step 2: Convert to fraction form
    37,587.30/56,381.93 = 12,628.23/x
  3. Step 3: Cross multiply
    37,587.30x = 56,381.93 × 12,628.23
  4. Step 4: Simplify right side
    37,587.30x = 712,003,979.88
  5. Step 5: Solve for x
    x = 712,003,979.88/37,587.30
  6. Step 6: Final answer
    x = 18,942.67

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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.