Home / 40,426.02-55,783.49-23,430.60

Finding the Fourth Proportional to 40,426.02, 55,783.49 and 23,430.60

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Solution

The fourth proportional to 40,426.02, 55,783.49 and 23,430.60 is: 32,331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426.02 : 55,783.49 = 23,430.60 : x
  2. Step 2: Convert to fraction form
    40,426.02/55,783.49 = 23,430.60/x
  3. Step 3: Cross multiply
    40,426.02x = 55,783.49 × 23,430.60
  4. Step 4: Simplify right side
    40,426.02x = 1,307,040,523.64
  5. Step 5: Solve for x
    x = 1,307,040,523.64/40,426.02
  6. Step 6: Final answer
    x = 32,331.66

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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.