Home / 28,997.32-40,014.40-17,058.35

Finding the Fourth Proportional to 28,997.32, 40,014.40 and 17,058.35

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Solution

The fourth proportional to 28,997.32, 40,014.40 and 17,058.35 is: 23,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.32 : 40,014.40 = 17,058.35 : x
  2. Step 2: Convert to fraction form
    28,997.32/40,014.40 = 17,058.35/x
  3. Step 3: Cross multiply
    28,997.32x = 40,014.40 × 17,058.35
  4. Step 4: Simplify right side
    28,997.32x = 682,579,440.17
  5. Step 5: Solve for x
    x = 682,579,440.17/28,997.32
  6. Step 6: Final answer
    x = 23,539.40

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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.