Home / 12,320.02-18,496.46-10,482.94

Finding the Fourth Proportional to 12,320.02, 18,496.46 and 10,482.94

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Solution

The fourth proportional to 12,320.02, 18,496.46 and 10,482.94 is: 15,738.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320.02 : 18,496.46 = 10,482.94 : x
  2. Step 2: Convert to fraction form
    12,320.02/18,496.46 = 10,482.94/x
  3. Step 3: Cross multiply
    12,320.02x = 18,496.46 × 10,482.94
  4. Step 4: Simplify right side
    12,320.02x = 193,897,227.98
  5. Step 5: Solve for x
    x = 193,897,227.98/12,320.02
  6. Step 6: Final answer
    x = 15,738.39

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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.