Home / 40,313.10-55,632.74-22,164.59

Finding the Fourth Proportional to 40,313.10, 55,632.74 and 22,164.59

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Solution

The fourth proportional to 40,313.10, 55,632.74 and 22,164.59 is: 30,587.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.10 : 55,632.74 = 22,164.59 : x
  2. Step 2: Convert to fraction form
    40,313.10/55,632.74 = 22,164.59/x
  3. Step 3: Cross multiply
    40,313.10x = 55,632.74 × 22,164.59
  4. Step 4: Simplify right side
    40,313.10x = 1,233,076,594.51
  5. Step 5: Solve for x
    x = 1,233,076,594.51/40,313.10
  6. Step 6: Final answer
    x = 30,587.49

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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.