Home / 46,245.28-69,365.08-28,479.33

Finding the Fourth Proportional to 46,245.28, 69,365.08 and 28,479.33

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Solution

The fourth proportional to 46,245.28, 69,365.08 and 28,479.33 is: 42,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,245.28 : 69,365.08 = 28,479.33 : x
  2. Step 2: Convert to fraction form
    46,245.28/69,365.08 = 28,479.33/x
  3. Step 3: Cross multiply
    46,245.28x = 69,365.08 × 28,479.33
  4. Step 4: Simplify right side
    46,245.28x = 1,975,470,759.19
  5. Step 5: Solve for x
    x = 1,975,470,759.19/46,245.28
  6. Step 6: Final answer
    x = 42,717.24

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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.