Home / 31,311.96-46,972.80-10,533.84

Finding the Fourth Proportional to 31,311.96, 46,972.80 and 10,533.84

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Solution

The fourth proportional to 31,311.96, 46,972.80 and 10,533.84 is: 15,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,311.96 : 46,972.80 = 10,533.84 : x
  2. Step 2: Convert to fraction form
    31,311.96/46,972.80 = 10,533.84/x
  3. Step 3: Cross multiply
    31,311.96x = 46,972.80 × 10,533.84
  4. Step 4: Simplify right side
    31,311.96x = 494,803,959.55
  5. Step 5: Solve for x
    x = 494,803,959.55/31,311.96
  6. Step 6: Final answer
    x = 15,802.39

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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.