Home / 44,004.70-66,007.05-20,312.20

Finding the Fourth Proportional to 44,004.70, 66,007.05 and 20,312.20

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Solution

The fourth proportional to 44,004.70, 66,007.05 and 20,312.20 is: 30,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,004.70 : 66,007.05 = 20,312.20 : x
  2. Step 2: Convert to fraction form
    44,004.70/66,007.05 = 20,312.20/x
  3. Step 3: Cross multiply
    44,004.70x = 66,007.05 × 20,312.20
  4. Step 4: Simplify right side
    44,004.70x = 1,340,748,401.01
  5. Step 5: Solve for x
    x = 1,340,748,401.01/44,004.70
  6. Step 6: Final answer
    x = 30,468.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.