Home / 33,004.47-45,541.81-18,666.25

Finding the Fourth Proportional to 33,004.47, 45,541.81 and 18,666.25

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Solution

The fourth proportional to 33,004.47, 45,541.81 and 18,666.25 is: 25,756.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,004.47 : 45,541.81 = 18,666.25 : x
  2. Step 2: Convert to fraction form
    33,004.47/45,541.81 = 18,666.25/x
  3. Step 3: Cross multiply
    33,004.47x = 45,541.81 × 18,666.25
  4. Step 4: Simplify right side
    33,004.47x = 850,094,810.91
  5. Step 5: Solve for x
    x = 850,094,810.91/33,004.47
  6. Step 6: Final answer
    x = 25,756.96

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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.