Home / 17,703.02-26,529.75-13,315.34

Finding the Fourth Proportional to 17,703.02, 26,529.75 and 13,315.34

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Solution

The fourth proportional to 17,703.02, 26,529.75 and 13,315.34 is: 19,954.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703.02 : 26,529.75 = 13,315.34 : x
  2. Step 2: Convert to fraction form
    17,703.02/26,529.75 = 13,315.34/x
  3. Step 3: Cross multiply
    17,703.02x = 26,529.75 × 13,315.34
  4. Step 4: Simplify right side
    17,703.02x = 353,252,641.37
  5. Step 5: Solve for x
    x = 353,252,641.37/17,703.02
  6. Step 6: Final answer
    x = 19,954.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.