Home / 40,036.17-55,255.43-23,040.08

Finding the Fourth Proportional to 40,036.17, 55,255.43 and 23,040.08

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Solution

The fourth proportional to 40,036.17, 55,255.43 and 23,040.08 is: 31,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,036.17 : 55,255.43 = 23,040.08 : x
  2. Step 2: Convert to fraction form
    40,036.17/55,255.43 = 23,040.08/x
  3. Step 3: Cross multiply
    40,036.17x = 55,255.43 × 23,040.08
  4. Step 4: Simplify right side
    40,036.17x = 1,273,089,136.16
  5. Step 5: Solve for x
    x = 1,273,089,136.16/40,036.17
  6. Step 6: Final answer
    x = 31,798.47

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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.