Home / 38,290.95-57,436.94-14,599.76

Finding the Fourth Proportional to 38,290.95, 57,436.94 and 14,599.76

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Solution

The fourth proportional to 38,290.95, 57,436.94 and 14,599.76 is: 21,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.95 : 57,436.94 = 14,599.76 : x
  2. Step 2: Convert to fraction form
    38,290.95/57,436.94 = 14,599.76/x
  3. Step 3: Cross multiply
    38,290.95x = 57,436.94 × 14,599.76
  4. Step 4: Simplify right side
    38,290.95x = 838,565,719.23
  5. Step 5: Solve for x
    x = 838,565,719.23/38,290.95
  6. Step 6: Final answer
    x = 21,899.84

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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.