Home / 39,314.96-54,254.11-22,319.06

Finding the Fourth Proportional to 39,314.96, 54,254.11 and 22,319.06

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Solution

The fourth proportional to 39,314.96, 54,254.11 and 22,319.06 is: 30,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.96 : 54,254.11 = 22,319.06 : x
  2. Step 2: Convert to fraction form
    39,314.96/54,254.11 = 22,319.06/x
  3. Step 3: Cross multiply
    39,314.96x = 54,254.11 × 22,319.06
  4. Step 4: Simplify right side
    39,314.96x = 1,210,900,736.34
  5. Step 5: Solve for x
    x = 1,210,900,736.34/39,314.96
  6. Step 6: Final answer
    x = 30,800.00

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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.