Home / 29,038.60-43,555.38-20,570.08

Finding the Fourth Proportional to 29,038.60, 43,555.38 and 20,570.08

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Solution

The fourth proportional to 29,038.60, 43,555.38 and 20,570.08 is: 30,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038.60 : 43,555.38 = 20,570.08 : x
  2. Step 2: Convert to fraction form
    29,038.60/43,555.38 = 20,570.08/x
  3. Step 3: Cross multiply
    29,038.60x = 43,555.38 × 20,570.08
  4. Step 4: Simplify right side
    29,038.60x = 895,937,651.03
  5. Step 5: Solve for x
    x = 895,937,651.03/29,038.60
  6. Step 6: Final answer
    x = 30,853.33

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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.