Home / 12,951.51-19,424.36-5,054.22

Finding the Fourth Proportional to 12,951.51, 19,424.36 and 5,054.22

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Solution

The fourth proportional to 12,951.51, 19,424.36 and 5,054.22 is: 7,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951.51 : 19,424.36 = 5,054.22 : x
  2. Step 2: Convert to fraction form
    12,951.51/19,424.36 = 5,054.22/x
  3. Step 3: Cross multiply
    12,951.51x = 19,424.36 × 5,054.22
  4. Step 4: Simplify right side
    12,951.51x = 98,174,963.53
  5. Step 5: Solve for x
    x = 98,174,963.53/12,951.51
  6. Step 6: Final answer
    x = 7,580.19

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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.