Home / 30,923.04-42,673.50-16,775.94

Finding the Fourth Proportional to 30,923.04, 42,673.50 and 16,775.94

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Solution

The fourth proportional to 30,923.04, 42,673.50 and 16,775.94 is: 23,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,923.04 : 42,673.50 = 16,775.94 : x
  2. Step 2: Convert to fraction form
    30,923.04/42,673.50 = 16,775.94/x
  3. Step 3: Cross multiply
    30,923.04x = 42,673.50 × 16,775.94
  4. Step 4: Simplify right side
    30,923.04x = 715,888,075.59
  5. Step 5: Solve for x
    x = 715,888,075.59/30,923.04
  6. Step 6: Final answer
    x = 23,150.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.