Home / 38,407.40-57,597.90-18,673.24

Finding the Fourth Proportional to 38,407.40, 57,597.90 and 18,673.24

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Solution

The fourth proportional to 38,407.40, 57,597.90 and 18,673.24 is: 28,003.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,407.40 : 57,597.90 = 18,673.24 : x
  2. Step 2: Convert to fraction form
    38,407.40/57,597.90 = 18,673.24/x
  3. Step 3: Cross multiply
    38,407.40x = 57,597.90 × 18,673.24
  4. Step 4: Simplify right side
    38,407.40x = 1,075,539,410.20
  5. Step 5: Solve for x
    x = 1,075,539,410.20/38,407.40
  6. Step 6: Final answer
    x = 28,003.44

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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.