Home / 14,412.51-21,619.95-4,549.14

Finding the Fourth Proportional to 14,412.51, 21,619.95 and 4,549.14

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Solution

The fourth proportional to 14,412.51, 21,619.95 and 4,549.14 is: 6,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.51 : 21,619.95 = 4,549.14 : x
  2. Step 2: Convert to fraction form
    14,412.51/21,619.95 = 4,549.14/x
  3. Step 3: Cross multiply
    14,412.51x = 21,619.95 × 4,549.14
  4. Step 4: Simplify right side
    14,412.51x = 98,352,179.34
  5. Step 5: Solve for x
    x = 98,352,179.34/14,412.51
  6. Step 6: Final answer
    x = 6,824.08

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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.