Home / 28,532.23-42,775.16-11,904.66

Finding the Fourth Proportional to 28,532.23, 42,775.16 and 11,904.66

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Solution

The fourth proportional to 28,532.23, 42,775.16 and 11,904.66 is: 17,847.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532.23 : 42,775.16 = 11,904.66 : x
  2. Step 2: Convert to fraction form
    28,532.23/42,775.16 = 11,904.66/x
  3. Step 3: Cross multiply
    28,532.23x = 42,775.16 × 11,904.66
  4. Step 4: Simplify right side
    28,532.23x = 509,223,736.25
  5. Step 5: Solve for x
    x = 509,223,736.25/28,532.23
  6. Step 6: Final answer
    x = 17,847.32

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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.