Home / 27,126.90-40,690.35-22,202.10

Finding the Fourth Proportional to 27,126.90, 40,690.35 and 22,202.10

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Solution

The fourth proportional to 27,126.90, 40,690.35 and 22,202.10 is: 33,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,126.90 : 40,690.35 = 22,202.10 : x
  2. Step 2: Convert to fraction form
    27,126.90/40,690.35 = 22,202.10/x
  3. Step 3: Cross multiply
    27,126.90x = 40,690.35 × 22,202.10
  4. Step 4: Simplify right side
    27,126.90x = 903,411,219.74
  5. Step 5: Solve for x
    x = 903,411,219.74/27,126.90
  6. Step 6: Final answer
    x = 33,303.15

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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.