Home / 28,528.20-42,586.16-25,029

Finding the Fourth Proportional to 28,528.20, 42,586.16 and 25,029

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Solution

The fourth proportional to 28,528.20, 42,586.16 and 25,029 is: 37,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,528.20 : 42,586.16 = 25,029 : x
  2. Step 2: Convert to fraction form
    28,528.20/42,586.16 = 25,029/x
  3. Step 3: Cross multiply
    28,528.20x = 42,586.16 × 25,029
  4. Step 4: Simplify right side
    28,528.20x = 1,065,888,873.50
  5. Step 5: Solve for x
    x = 1,065,888,873.50/28,528.20
  6. Step 6: Final answer
    x = 37,362.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.