Home / 28,533.62-42,807.72-16,697.36

Finding the Fourth Proportional to 28,533.62, 42,807.72 and 16,697.36

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Solution

The fourth proportional to 28,533.62, 42,807.72 and 16,697.36 is: 25,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,533.62 : 42,807.72 = 16,697.36 : x
  2. Step 2: Convert to fraction form
    28,533.62/42,807.72 = 16,697.36/x
  3. Step 3: Cross multiply
    28,533.62x = 42,807.72 × 16,697.36
  4. Step 4: Simplify right side
    28,533.62x = 714,775,840.46
  5. Step 5: Solve for x
    x = 714,775,840.46/28,533.62
  6. Step 6: Final answer
    x = 25,050.31

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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.