Home / 19,423.25-26,800.07-11,355.35

Finding the Fourth Proportional to 19,423.25, 26,800.07 and 11,355.35

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Solution

The fourth proportional to 19,423.25, 26,800.07 and 11,355.35 is: 15,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.25 : 26,800.07 = 11,355.35 : x
  2. Step 2: Convert to fraction form
    19,423.25/26,800.07 = 11,355.35/x
  3. Step 3: Cross multiply
    19,423.25x = 26,800.07 × 11,355.35
  4. Step 4: Simplify right side
    19,423.25x = 304,323,984.10
  5. Step 5: Solve for x
    x = 304,323,984.10/19,423.25
  6. Step 6: Final answer
    x = 15,668.03

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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.