Home / 39,299.64-54,232.36-22,303.40

Finding the Fourth Proportional to 39,299.64, 54,232.36 and 22,303.40

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Solution

The fourth proportional to 39,299.64, 54,232.36 and 22,303.40 is: 30,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,299.64 : 54,232.36 = 22,303.40 : x
  2. Step 2: Convert to fraction form
    39,299.64/54,232.36 = 22,303.40/x
  3. Step 3: Cross multiply
    39,299.64x = 54,232.36 × 22,303.40
  4. Step 4: Simplify right side
    39,299.64x = 1,209,566,018.02
  5. Step 5: Solve for x
    x = 1,209,566,018.02/39,299.64
  6. Step 6: Final answer
    x = 30,778.04

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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.