Home / 38,325.87-57,490.02-13,368.56

Finding the Fourth Proportional to 38,325.87, 57,490.02 and 13,368.56

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Solution

The fourth proportional to 38,325.87, 57,490.02 and 13,368.56 is: 20,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.87 : 57,490.02 = 13,368.56 : x
  2. Step 2: Convert to fraction form
    38,325.87/57,490.02 = 13,368.56/x
  3. Step 3: Cross multiply
    38,325.87x = 57,490.02 × 13,368.56
  4. Step 4: Simplify right side
    38,325.87x = 768,558,494.32
  5. Step 5: Solve for x
    x = 768,558,494.32/38,325.87
  6. Step 6: Final answer
    x = 20,053.26

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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.