Home / 19,328.19-28,991.37-6,848.01

Finding the Fourth Proportional to 19,328.19, 28,991.37 and 6,848.01

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Solution

The fourth proportional to 19,328.19, 28,991.37 and 6,848.01 is: 10,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.19 : 28,991.37 = 6,848.01 : x
  2. Step 2: Convert to fraction form
    19,328.19/28,991.37 = 6,848.01/x
  3. Step 3: Cross multiply
    19,328.19x = 28,991.37 × 6,848.01
  4. Step 4: Simplify right side
    19,328.19x = 198,533,191.67
  5. Step 5: Solve for x
    x = 198,533,191.67/19,328.19
  6. Step 6: Final answer
    x = 10,271.69

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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.