Home / 14,476.56-21,718.58-8,477.70

Finding the Fourth Proportional to 14,476.56, 21,718.58 and 8,477.70

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Solution

The fourth proportional to 14,476.56, 21,718.58 and 8,477.70 is: 12,718.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.56 : 21,718.58 = 8,477.70 : x
  2. Step 2: Convert to fraction form
    14,476.56/21,718.58 = 8,477.70/x
  3. Step 3: Cross multiply
    14,476.56x = 21,718.58 × 8,477.70
  4. Step 4: Simplify right side
    14,476.56x = 184,123,530.18
  5. Step 5: Solve for x
    x = 184,123,530.18/14,476.56
  6. Step 6: Final answer
    x = 12,718.74

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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.