Home / 37,427.16-51,647.58-20,656.92

Finding the Fourth Proportional to 37,427.16, 51,647.58 and 20,656.92

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Solution

The fourth proportional to 37,427.16, 51,647.58 and 20,656.92 is: 28,505.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,427.16 : 51,647.58 = 20,656.92 : x
  2. Step 2: Convert to fraction form
    37,427.16/51,647.58 = 20,656.92/x
  3. Step 3: Cross multiply
    37,427.16x = 51,647.58 × 20,656.92
  4. Step 4: Simplify right side
    37,427.16x = 1,066,879,928.25
  5. Step 5: Solve for x
    x = 1,066,879,928.25/37,427.16
  6. Step 6: Final answer
    x = 28,505.50

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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.