Home / 28,374.02-42,559.41-10,845.62

Finding the Fourth Proportional to 28,374.02, 42,559.41 and 10,845.62

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Solution

The fourth proportional to 28,374.02, 42,559.41 and 10,845.62 is: 16,267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,374.02 : 42,559.41 = 10,845.62 : x
  2. Step 2: Convert to fraction form
    28,374.02/42,559.41 = 10,845.62/x
  3. Step 3: Cross multiply
    28,374.02x = 42,559.41 × 10,845.62
  4. Step 4: Simplify right side
    28,374.02x = 461,583,188.28
  5. Step 5: Solve for x
    x = 461,583,188.28/28,374.02
  6. Step 6: Final answer
    x = 16,267.81

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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.