Home / 20,577.29-30,862.77-6,535.50

Finding the Fourth Proportional to 20,577.29, 30,862.77 and 6,535.50

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Solution

The fourth proportional to 20,577.29, 30,862.77 and 6,535.50 is: 9,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,577.29 : 30,862.77 = 6,535.50 : x
  2. Step 2: Convert to fraction form
    20,577.29/30,862.77 = 6,535.50/x
  3. Step 3: Cross multiply
    20,577.29x = 30,862.77 × 6,535.50
  4. Step 4: Simplify right side
    20,577.29x = 201,703,633.34
  5. Step 5: Solve for x
    x = 201,703,633.34/20,577.29
  6. Step 6: Final answer
    x = 9,802.24

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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.