Home / 17,828.51-26,741.48-7,440.26

Finding the Fourth Proportional to 17,828.51, 26,741.48 and 7,440.26

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Solution

The fourth proportional to 17,828.51, 26,741.48 and 7,440.26 is: 11,159.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.51 : 26,741.48 = 7,440.26 : x
  2. Step 2: Convert to fraction form
    17,828.51/26,741.48 = 7,440.26/x
  3. Step 3: Cross multiply
    17,828.51x = 26,741.48 × 7,440.26
  4. Step 4: Simplify right side
    17,828.51x = 198,963,393.08
  5. Step 5: Solve for x
    x = 198,963,393.08/17,828.51
  6. Step 6: Final answer
    x = 11,159.85

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1.5x scale

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.