Home / 44,321.63-66,445.16-20,617.13

Finding the Fourth Proportional to 44,321.63, 66,445.16 and 20,617.13

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Solution

The fourth proportional to 44,321.63, 66,445.16 and 20,617.13 is: 30,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,321.63 : 66,445.16 = 20,617.13 : x
  2. Step 2: Convert to fraction form
    44,321.63/66,445.16 = 20,617.13/x
  3. Step 3: Cross multiply
    44,321.63x = 66,445.16 × 20,617.13
  4. Step 4: Simplify right side
    44,321.63x = 1,369,908,066.28
  5. Step 5: Solve for x
    x = 1,369,908,066.28/44,321.63
  6. Step 6: Final answer
    x = 30,908.34

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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.