Home / 14,856.66-20,497.32-8,887.50

Finding the Fourth Proportional to 14,856.66, 20,497.32 and 8,887.50

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Solution

The fourth proportional to 14,856.66, 20,497.32 and 8,887.50 is: 12,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856.66 : 20,497.32 = 8,887.50 : x
  2. Step 2: Convert to fraction form
    14,856.66/20,497.32 = 8,887.50/x
  3. Step 3: Cross multiply
    14,856.66x = 20,497.32 × 8,887.50
  4. Step 4: Simplify right side
    14,856.66x = 182,169,931.50
  5. Step 5: Solve for x
    x = 182,169,931.50/14,856.66
  6. Step 6: Final answer
    x = 12,261.84

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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.