Home / 21,026.16-29,015.40-11,594.88

Finding the Fourth Proportional to 21,026.16, 29,015.40 and 11,594.88

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Solution

The fourth proportional to 21,026.16, 29,015.40 and 11,594.88 is: 16,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.16 : 29,015.40 = 11,594.88 : x
  2. Step 2: Convert to fraction form
    21,026.16/29,015.40 = 11,594.88/x
  3. Step 3: Cross multiply
    21,026.16x = 29,015.40 × 11,594.88
  4. Step 4: Simplify right side
    21,026.16x = 336,430,081.15
  5. Step 5: Solve for x
    x = 336,430,081.15/21,026.16
  6. Step 6: Final answer
    x = 16,000.55

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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.