Home / 38,208.84-57,280.74-14,503.14

Finding the Fourth Proportional to 38,208.84, 57,280.74 and 14,503.14

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Solution

The fourth proportional to 38,208.84, 57,280.74 and 14,503.14 is: 21,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,208.84 : 57,280.74 = 14,503.14 : x
  2. Step 2: Convert to fraction form
    38,208.84/57,280.74 = 14,503.14/x
  3. Step 3: Cross multiply
    38,208.84x = 57,280.74 × 14,503.14
  4. Step 4: Simplify right side
    38,208.84x = 830,750,591.52
  5. Step 5: Solve for x
    x = 830,750,591.52/38,208.84
  6. Step 6: Final answer
    x = 21,742.37

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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.