Home / 28,357.14-42,532.46-7,582.26

Finding the Fourth Proportional to 28,357.14, 42,532.46 and 7,582.26

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Solution

The fourth proportional to 28,357.14, 42,532.46 and 7,582.26 is: 11,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,357.14 : 42,532.46 = 7,582.26 : x
  2. Step 2: Convert to fraction form
    28,357.14/42,532.46 = 7,582.26/x
  3. Step 3: Cross multiply
    28,357.14x = 42,532.46 × 7,582.26
  4. Step 4: Simplify right side
    28,357.14x = 322,492,170.16
  5. Step 5: Solve for x
    x = 322,492,170.16/28,357.14
  6. Step 6: Final answer
    x = 11,372.52

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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.