Home / 30,085.52-41,515.32-16,656.32

Finding the Fourth Proportional to 30,085.52, 41,515.32 and 16,656.32

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Solution

The fourth proportional to 30,085.52, 41,515.32 and 16,656.32 is: 22,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.52 : 41,515.32 = 16,656.32 : x
  2. Step 2: Convert to fraction form
    30,085.52/41,515.32 = 16,656.32/x
  3. Step 3: Cross multiply
    30,085.52x = 41,515.32 × 16,656.32
  4. Step 4: Simplify right side
    30,085.52x = 691,492,454.82
  5. Step 5: Solve for x
    x = 691,492,454.82/30,085.52
  6. Step 6: Final answer
    x = 22,984.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.