Home / 37,303.56-51,477.84-21,168.72

Finding the Fourth Proportional to 37,303.56, 51,477.84 and 21,168.72

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Solution

The fourth proportional to 37,303.56, 51,477.84 and 21,168.72 is: 29,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,303.56 : 51,477.84 = 21,168.72 : x
  2. Step 2: Convert to fraction form
    37,303.56/51,477.84 = 21,168.72/x
  3. Step 3: Cross multiply
    37,303.56x = 51,477.84 × 21,168.72
  4. Step 4: Simplify right side
    37,303.56x = 1,089,719,981.16
  5. Step 5: Solve for x
    x = 1,089,719,981.16/37,303.56
  6. Step 6: Final answer
    x = 29,212.22

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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.