Home / 14,570.50-21,859.26-4,182.16

Finding the Fourth Proportional to 14,570.50, 21,859.26 and 4,182.16

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Solution

The fourth proportional to 14,570.50, 21,859.26 and 4,182.16 is: 6,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570.50 : 21,859.26 = 4,182.16 : x
  2. Step 2: Convert to fraction form
    14,570.50/21,859.26 = 4,182.16/x
  3. Step 3: Cross multiply
    14,570.50x = 21,859.26 × 4,182.16
  4. Step 4: Simplify right side
    14,570.50x = 91,418,922.80
  5. Step 5: Solve for x
    x = 91,418,922.80/14,570.50
  6. Step 6: Final answer
    x = 6,274.25

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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.