Home / 25,054.83-37,580.93-8,415.20

Finding the Fourth Proportional to 25,054.83, 37,580.93 and 8,415.20

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Solution

The fourth proportional to 25,054.83, 37,580.93 and 8,415.20 is: 12,622.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,054.83 : 37,580.93 = 8,415.20 : x
  2. Step 2: Convert to fraction form
    25,054.83/37,580.93 = 8,415.20/x
  3. Step 3: Cross multiply
    25,054.83x = 37,580.93 × 8,415.20
  4. Step 4: Simplify right side
    25,054.83x = 316,251,094.01
  5. Step 5: Solve for x
    x = 316,251,094.01/25,054.83
  6. Step 6: Final answer
    x = 12,622.36

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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.