Home / 38,347.35-57,529.29-19,123.60

Finding the Fourth Proportional to 38,347.35, 57,529.29 and 19,123.60

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Solution

The fourth proportional to 38,347.35, 57,529.29 and 19,123.60 is: 28,689.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,347.35 : 57,529.29 = 19,123.60 : x
  2. Step 2: Convert to fraction form
    38,347.35/57,529.29 = 19,123.60/x
  3. Step 3: Cross multiply
    38,347.35x = 57,529.29 × 19,123.60
  4. Step 4: Simplify right side
    38,347.35x = 1,100,167,114.17
  5. Step 5: Solve for x
    x = 1,100,167,114.17/38,347.35
  6. Step 6: Final answer
    x = 28,689.52

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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.