Home / 37,823.90-56,742.62-12,862.65

Finding the Fourth Proportional to 37,823.90, 56,742.62 and 12,862.65

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Solution

The fourth proportional to 37,823.90, 56,742.62 and 12,862.65 is: 19,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,823.90 : 56,742.62 = 12,862.65 : x
  2. Step 2: Convert to fraction form
    37,823.90/56,742.62 = 12,862.65/x
  3. Step 3: Cross multiply
    37,823.90x = 56,742.62 × 12,862.65
  4. Step 4: Simplify right side
    37,823.90x = 729,860,461.14
  5. Step 5: Solve for x
    x = 729,860,461.14/37,823.90
  6. Step 6: Final answer
    x = 19,296.28

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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.