Home / 14,214.60-19,616.07-7,926.96

Finding the Fourth Proportional to 14,214.60, 19,616.07 and 7,926.96

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Solution

The fourth proportional to 14,214.60, 19,616.07 and 7,926.96 is: 10,939.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.60 : 19,616.07 = 7,926.96 : x
  2. Step 2: Convert to fraction form
    14,214.60/19,616.07 = 7,926.96/x
  3. Step 3: Cross multiply
    14,214.60x = 19,616.07 × 7,926.96
  4. Step 4: Simplify right side
    14,214.60x = 155,495,802.25
  5. Step 5: Solve for x
    x = 155,495,802.25/14,214.60
  6. Step 6: Final answer
    x = 10,939.16

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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.