Home / 19,026.16-28,539.32-5,878.16

Finding the Fourth Proportional to 19,026.16, 28,539.32 and 5,878.16

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Solution

The fourth proportional to 19,026.16, 28,539.32 and 5,878.16 is: 8,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.16 : 28,539.32 = 5,878.16 : x
  2. Step 2: Convert to fraction form
    19,026.16/28,539.32 = 5,878.16/x
  3. Step 3: Cross multiply
    19,026.16x = 28,539.32 × 5,878.16
  4. Step 4: Simplify right side
    19,026.16x = 167,758,689.25
  5. Step 5: Solve for x
    x = 167,758,689.25/19,026.16
  6. Step 6: Final answer
    x = 8,817.26

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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.