Home / 14,292.72-19,717.36-9,258.62

Finding the Fourth Proportional to 14,292.72, 19,717.36 and 9,258.62

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Solution

The fourth proportional to 14,292.72, 19,717.36 and 9,258.62 is: 12,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.72 : 19,717.36 = 9,258.62 : x
  2. Step 2: Convert to fraction form
    14,292.72/19,717.36 = 9,258.62/x
  3. Step 3: Cross multiply
    14,292.72x = 19,717.36 × 9,258.62
  4. Step 4: Simplify right side
    14,292.72x = 182,555,543.64
  5. Step 5: Solve for x
    x = 182,555,543.64/14,292.72
  6. Step 6: Final answer
    x = 12,772.62

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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.