Home / 38,086.84-57,130.35-10,384.84

Finding the Fourth Proportional to 38,086.84, 57,130.35 and 10,384.84

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Solution

The fourth proportional to 38,086.84, 57,130.35 and 10,384.84 is: 15,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,086.84 : 57,130.35 = 10,384.84 : x
  2. Step 2: Convert to fraction form
    38,086.84/57,130.35 = 10,384.84/x
  3. Step 3: Cross multiply
    38,086.84x = 57,130.35 × 10,384.84
  4. Step 4: Simplify right side
    38,086.84x = 593,289,543.89
  5. Step 5: Solve for x
    x = 593,289,543.89/38,086.84
  6. Step 6: Final answer
    x = 15,577.28

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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.