Home / 14,852.15-20,518.22-9,759.77

Finding the Fourth Proportional to 14,852.15, 20,518.22 and 9,759.77

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Solution

The fourth proportional to 14,852.15, 20,518.22 and 9,759.77 is: 13,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852.15 : 20,518.22 = 9,759.77 : x
  2. Step 2: Convert to fraction form
    14,852.15/20,518.22 = 9,759.77/x
  3. Step 3: Cross multiply
    14,852.15x = 20,518.22 × 9,759.77
  4. Step 4: Simplify right side
    14,852.15x = 200,253,110.51
  5. Step 5: Solve for x
    x = 200,253,110.51/14,852.15
  6. Step 6: Final answer
    x = 13,483.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.