Home / 19,522.80-29,303.64-10,761.84

Finding the Fourth Proportional to 19,522.80, 29,303.64 and 10,761.84

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Solution

The fourth proportional to 19,522.80, 29,303.64 and 10,761.84 is: 16,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.80 : 29,303.64 = 10,761.84 : x
  2. Step 2: Convert to fraction form
    19,522.80/29,303.64 = 10,761.84/x
  3. Step 3: Cross multiply
    19,522.80x = 29,303.64 × 10,761.84
  4. Step 4: Simplify right side
    19,522.80x = 315,361,085.10
  5. Step 5: Solve for x
    x = 315,361,085.10/19,522.80
  6. Step 6: Final answer
    x = 16,153.48

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1.5x scale

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.