Home / 37,416.08-51,636.72-21,506.88

Finding the Fourth Proportional to 37,416.08, 51,636.72 and 21,506.88

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Solution

The fourth proportional to 37,416.08, 51,636.72 and 21,506.88 is: 29,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,416.08 : 51,636.72 = 21,506.88 : x
  2. Step 2: Convert to fraction form
    37,416.08/51,636.72 = 21,506.88/x
  3. Step 3: Cross multiply
    37,416.08x = 51,636.72 × 21,506.88
  4. Step 4: Simplify right side
    37,416.08x = 1,110,544,740.63
  5. Step 5: Solve for x
    x = 1,110,544,740.63/37,416.08
  6. Step 6: Final answer
    x = 29,680.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.