Home / 18,795.41-28,157.67-14,615.16

Finding the Fourth Proportional to 18,795.41, 28,157.67 and 14,615.16

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Solution

The fourth proportional to 18,795.41, 28,157.67 and 14,615.16 is: 21,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.41 : 28,157.67 = 14,615.16 : x
  2. Step 2: Convert to fraction form
    18,795.41/28,157.67 = 14,615.16/x
  3. Step 3: Cross multiply
    18,795.41x = 28,157.67 × 14,615.16
  4. Step 4: Simplify right side
    18,795.41x = 411,528,852.28
  5. Step 5: Solve for x
    x = 411,528,852.28/18,795.41
  6. Step 6: Final answer
    x = 21,895.18

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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.