Home / 55,786.51-76,963.13-35,638.17

Finding the Fourth Proportional to 55,786.51, 76,963.13 and 35,638.17

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Solution

The fourth proportional to 55,786.51, 76,963.13 and 35,638.17 is: 49,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,786.51 : 76,963.13 = 35,638.17 : x
  2. Step 2: Convert to fraction form
    55,786.51/76,963.13 = 35,638.17/x
  3. Step 3: Cross multiply
    55,786.51x = 76,963.13 × 35,638.17
  4. Step 4: Simplify right side
    55,786.51x = 2,742,824,547.67
  5. Step 5: Solve for x
    x = 2,742,824,547.67/55,786.51
  6. Step 6: Final answer
    x = 49,166.45

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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.