Home / 18,570.27-25,626.53-10,072.16

Finding the Fourth Proportional to 18,570.27, 25,626.53 and 10,072.16

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Solution

The fourth proportional to 18,570.27, 25,626.53 and 10,072.16 is: 13,899.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.27 : 25,626.53 = 10,072.16 : x
  2. Step 2: Convert to fraction form
    18,570.27/25,626.53 = 10,072.16/x
  3. Step 3: Cross multiply
    18,570.27x = 25,626.53 × 10,072.16
  4. Step 4: Simplify right side
    18,570.27x = 258,114,407.45
  5. Step 5: Solve for x
    x = 258,114,407.45/18,570.27
  6. Step 6: Final answer
    x = 13,899.34

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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.