Home / 19,001.88-26,220.33-10,503.51

Finding the Fourth Proportional to 19,001.88, 26,220.33 and 10,503.51

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Solution

The fourth proportional to 19,001.88, 26,220.33 and 10,503.51 is: 14,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.88 : 26,220.33 = 10,503.51 : x
  2. Step 2: Convert to fraction form
    19,001.88/26,220.33 = 10,503.51/x
  3. Step 3: Cross multiply
    19,001.88x = 26,220.33 × 10,503.51
  4. Step 4: Simplify right side
    19,001.88x = 275,405,498.36
  5. Step 5: Solve for x
    x = 275,405,498.36/19,001.88
  6. Step 6: Final answer
    x = 14,493.59

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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.