Home / 53,151.09-73,345.74-33,007.53

Finding the Fourth Proportional to 53,151.09, 73,345.74 and 33,007.53

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Solution

The fourth proportional to 53,151.09, 73,345.74 and 33,007.53 is: 45,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,151.09 : 73,345.74 = 33,007.53 : x
  2. Step 2: Convert to fraction form
    53,151.09/73,345.74 = 33,007.53/x
  3. Step 3: Cross multiply
    53,151.09x = 73,345.74 × 33,007.53
  4. Step 4: Simplify right side
    53,151.09x = 2,420,961,713.42
  5. Step 5: Solve for x
    x = 2,420,961,713.42/53,151.09
  6. Step 6: Final answer
    x = 45,548.67

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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.