Home / 44,403.50-66,638.13-21,030.01

Finding the Fourth Proportional to 44,403.50, 66,638.13 and 21,030.01

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Solution

The fourth proportional to 44,403.50, 66,638.13 and 21,030.01 is: 31,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,403.50 : 66,638.13 = 21,030.01 : x
  2. Step 2: Convert to fraction form
    44,403.50/66,638.13 = 21,030.01/x
  3. Step 3: Cross multiply
    44,403.50x = 66,638.13 × 21,030.01
  4. Step 4: Simplify right side
    44,403.50x = 1,401,400,101.94
  5. Step 5: Solve for x
    x = 1,401,400,101.94/44,403.50
  6. Step 6: Final answer
    x = 31,560.58

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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.