Home / 14,176.70-21,265.06-6,376.40

Finding the Fourth Proportional to 14,176.70, 21,265.06 and 6,376.40

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Solution

The fourth proportional to 14,176.70, 21,265.06 and 6,376.40 is: 9,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176.70 : 21,265.06 = 6,376.40 : x
  2. Step 2: Convert to fraction form
    14,176.70/21,265.06 = 6,376.40/x
  3. Step 3: Cross multiply
    14,176.70x = 21,265.06 × 6,376.40
  4. Step 4: Simplify right side
    14,176.70x = 135,594,528.58
  5. Step 5: Solve for x
    x = 135,594,528.58/14,176.70
  6. Step 6: Final answer
    x = 9,564.60

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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.