Home / 40,313.56-55,631.52-23,085.36

Finding the Fourth Proportional to 40,313.56, 55,631.52 and 23,085.36

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Solution

The fourth proportional to 40,313.56, 55,631.52 and 23,085.36 is: 31,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.56 : 55,631.52 = 23,085.36 : x
  2. Step 2: Convert to fraction form
    40,313.56/55,631.52 = 23,085.36/x
  3. Step 3: Cross multiply
    40,313.56x = 55,631.52 × 23,085.36
  4. Step 4: Simplify right side
    40,313.56x = 1,284,273,666.55
  5. Step 5: Solve for x
    x = 1,284,273,666.55/40,313.56
  6. Step 6: Final answer
    x = 31,857.11

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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.