Home / 30,714.95-46,072.40-8,528.32

Finding the Fourth Proportional to 30,714.95, 46,072.40 and 8,528.32

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Solution

The fourth proportional to 30,714.95, 46,072.40 and 8,528.32 is: 12,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,714.95 : 46,072.40 = 8,528.32 : x
  2. Step 2: Convert to fraction form
    30,714.95/46,072.40 = 8,528.32/x
  3. Step 3: Cross multiply
    30,714.95x = 46,072.40 × 8,528.32
  4. Step 4: Simplify right side
    30,714.95x = 392,920,170.37
  5. Step 5: Solve for x
    x = 392,920,170.37/30,714.95
  6. Step 6: Final answer
    x = 12,792.47

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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.