Home / 19,243.90-26,562.63-11,289.34

Finding the Fourth Proportional to 19,243.90, 26,562.63 and 11,289.34

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Solution

The fourth proportional to 19,243.90, 26,562.63 and 11,289.34 is: 15,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.90 : 26,562.63 = 11,289.34 : x
  2. Step 2: Convert to fraction form
    19,243.90/26,562.63 = 11,289.34/x
  3. Step 3: Cross multiply
    19,243.90x = 26,562.63 × 11,289.34
  4. Step 4: Simplify right side
    19,243.90x = 299,874,561.36
  5. Step 5: Solve for x
    x = 299,874,561.36/19,243.90
  6. Step 6: Final answer
    x = 15,582.84

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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.