Home / 14,655.84-20,224.48-8,370.24

Finding the Fourth Proportional to 14,655.84, 20,224.48 and 8,370.24

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Solution

The fourth proportional to 14,655.84, 20,224.48 and 8,370.24 is: 11,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.84 : 20,224.48 = 8,370.24 : x
  2. Step 2: Convert to fraction form
    14,655.84/20,224.48 = 8,370.24/x
  3. Step 3: Cross multiply
    14,655.84x = 20,224.48 × 8,370.24
  4. Step 4: Simplify right side
    14,655.84x = 169,283,751.48
  5. Step 5: Solve for x
    x = 169,283,751.48/14,655.84
  6. Step 6: Final answer
    x = 11,550.60

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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.