Home / 37,449.08-56,154.76-12,480.36

Finding the Fourth Proportional to 37,449.08, 56,154.76 and 12,480.36

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Solution

The fourth proportional to 37,449.08, 56,154.76 and 12,480.36 is: 18,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,449.08 : 56,154.76 = 12,480.36 : x
  2. Step 2: Convert to fraction form
    37,449.08/56,154.76 = 12,480.36/x
  3. Step 3: Cross multiply
    37,449.08x = 56,154.76 × 12,480.36
  4. Step 4: Simplify right side
    37,449.08x = 700,831,620.51
  5. Step 5: Solve for x
    x = 700,831,620.51/37,449.08
  6. Step 6: Final answer
    x = 18,714.25

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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.