Home / 25,372.64-35,047.71-19,477.16

Finding the Fourth Proportional to 25,372.64, 35,047.71 and 19,477.16

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Solution

The fourth proportional to 25,372.64, 35,047.71 and 19,477.16 is: 26,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372.64 : 35,047.71 = 19,477.16 : x
  2. Step 2: Convert to fraction form
    25,372.64/35,047.71 = 19,477.16/x
  3. Step 3: Cross multiply
    25,372.64x = 35,047.71 × 19,477.16
  4. Step 4: Simplify right side
    25,372.64x = 682,629,855.30
  5. Step 5: Solve for x
    x = 682,629,855.30/25,372.64
  6. Step 6: Final answer
    x = 26,904.17

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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.