Home / 53,003.35-73,146.39-30,349.67

Finding the Fourth Proportional to 53,003.35, 73,146.39 and 30,349.67

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Solution

The fourth proportional to 53,003.35, 73,146.39 and 30,349.67 is: 41,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,003.35 : 73,146.39 = 30,349.67 : x
  2. Step 2: Convert to fraction form
    53,003.35/73,146.39 = 30,349.67/x
  3. Step 3: Cross multiply
    53,003.35x = 73,146.39 × 30,349.67
  4. Step 4: Simplify right side
    53,003.35x = 2,219,968,798.19
  5. Step 5: Solve for x
    x = 2,219,968,798.19/53,003.35
  6. Step 6: Final answer
    x = 41,883.56

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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.