Home / 37,994.08-52,430.16-21,226.72

Finding the Fourth Proportional to 37,994.08, 52,430.16 and 21,226.72

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Solution

The fourth proportional to 37,994.08, 52,430.16 and 21,226.72 is: 29,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,994.08 : 52,430.16 = 21,226.72 : x
  2. Step 2: Convert to fraction form
    37,994.08/52,430.16 = 21,226.72/x
  3. Step 3: Cross multiply
    37,994.08x = 52,430.16 × 21,226.72
  4. Step 4: Simplify right side
    37,994.08x = 1,112,920,325.88
  5. Step 5: Solve for x
    x = 1,112,920,325.88/37,994.08
  6. Step 6: Final answer
    x = 29,291.94

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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.