Home / 21,894.15-32,840.91-14,856.69

Finding the Fourth Proportional to 21,894.15, 32,840.91 and 14,856.69

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Solution

The fourth proportional to 21,894.15, 32,840.91 and 14,856.69 is: 22,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,894.15 : 32,840.91 = 14,856.69 : x
  2. Step 2: Convert to fraction form
    21,894.15/32,840.91 = 14,856.69/x
  3. Step 3: Cross multiply
    21,894.15x = 32,840.91 × 14,856.69
  4. Step 4: Simplify right side
    21,894.15x = 487,907,219.19
  5. Step 5: Solve for x
    x = 487,907,219.19/21,894.15
  6. Step 6: Final answer
    x = 22,284.82

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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.