Home / 28,803.60-43,205.40-25,523.10

Finding the Fourth Proportional to 28,803.60, 43,205.40 and 25,523.10

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Solution

The fourth proportional to 28,803.60, 43,205.40 and 25,523.10 is: 38,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,803.60 : 43,205.40 = 25,523.10 : x
  2. Step 2: Convert to fraction form
    28,803.60/43,205.40 = 25,523.10/x
  3. Step 3: Cross multiply
    28,803.60x = 43,205.40 × 25,523.10
  4. Step 4: Simplify right side
    28,803.60x = 1,102,735,744.74
  5. Step 5: Solve for x
    x = 1,102,735,744.74/28,803.60
  6. Step 6: Final answer
    x = 38,284.65

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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.