Home / 63,019.35-94,547.39-18,647.28

Finding the Fourth Proportional to 63,019.35, 94,547.39 and 18,647.28

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Solution

The fourth proportional to 63,019.35, 94,547.39 and 18,647.28 is: 27,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,019.35 : 94,547.39 = 18,647.28 : x
  2. Step 2: Convert to fraction form
    63,019.35/94,547.39 = 18,647.28/x
  3. Step 3: Cross multiply
    63,019.35x = 94,547.39 × 18,647.28
  4. Step 4: Simplify right side
    63,019.35x = 1,763,051,561.36
  5. Step 5: Solve for x
    x = 1,763,051,561.36/63,019.35
  6. Step 6: Final answer
    x = 27,976.35

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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.