Home / 37,438.62-56,128.05-21,625.62

Finding the Fourth Proportional to 37,438.62, 56,128.05 and 21,625.62

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Solution

The fourth proportional to 37,438.62, 56,128.05 and 21,625.62 is: 32,421.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,438.62 : 56,128.05 = 21,625.62 : x
  2. Step 2: Convert to fraction form
    37,438.62/56,128.05 = 21,625.62/x
  3. Step 3: Cross multiply
    37,438.62x = 56,128.05 × 21,625.62
  4. Step 4: Simplify right side
    37,438.62x = 1,213,803,880.64
  5. Step 5: Solve for x
    x = 1,213,803,880.64/37,438.62
  6. Step 6: Final answer
    x = 32,421.17

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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.