Home / 19,029.51-28,546.16-6,547.86

Finding the Fourth Proportional to 19,029.51, 28,546.16 and 6,547.86

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Solution

The fourth proportional to 19,029.51, 28,546.16 and 6,547.86 is: 9,822.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.51 : 28,546.16 = 6,547.86 : x
  2. Step 2: Convert to fraction form
    19,029.51/28,546.16 = 6,547.86/x
  3. Step 3: Cross multiply
    19,029.51x = 28,546.16 × 6,547.86
  4. Step 4: Simplify right side
    19,029.51x = 186,916,226.48
  5. Step 5: Solve for x
    x = 186,916,226.48/19,029.51
  6. Step 6: Final answer
    x = 9,822.44

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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.