Home / 14,619.84-21,951.72-8,386.92

Finding the Fourth Proportional to 14,619.84, 21,951.72 and 8,386.92

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Solution

The fourth proportional to 14,619.84, 21,951.72 and 8,386.92 is: 12,592.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.84 : 21,951.72 = 8,386.92 : x
  2. Step 2: Convert to fraction form
    14,619.84/21,951.72 = 8,386.92/x
  3. Step 3: Cross multiply
    14,619.84x = 21,951.72 × 8,386.92
  4. Step 4: Simplify right side
    14,619.84x = 184,107,319.50
  5. Step 5: Solve for x
    x = 184,107,319.50/14,619.84
  6. Step 6: Final answer
    x = 12,592.98

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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.