Home / 10,820.01-14,928.21-8,544.18

Finding the Fourth Proportional to 10,820.01, 14,928.21 and 8,544.18

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Solution

The fourth proportional to 10,820.01, 14,928.21 and 8,544.18 is: 11,788.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.01 : 14,928.21 = 8,544.18 : x
  2. Step 2: Convert to fraction form
    10,820.01/14,928.21 = 8,544.18/x
  3. Step 3: Cross multiply
    10,820.01x = 14,928.21 × 8,544.18
  4. Step 4: Simplify right side
    10,820.01x = 127,549,313.32
  5. Step 5: Solve for x
    x = 127,549,313.32/10,820.01
  6. Step 6: Final answer
    x = 11,788.28

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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.