Home / 18,515.34-25,551.06-10,017.44

Finding the Fourth Proportional to 18,515.34, 25,551.06 and 10,017.44

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Solution

The fourth proportional to 18,515.34, 25,551.06 and 10,017.44 is: 13,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,515.34 : 25,551.06 = 10,017.44 : x
  2. Step 2: Convert to fraction form
    18,515.34/25,551.06 = 10,017.44/x
  3. Step 3: Cross multiply
    18,515.34x = 25,551.06 × 10,017.44
  4. Step 4: Simplify right side
    18,515.34x = 255,956,210.49
  5. Step 5: Solve for x
    x = 255,956,210.49/18,515.34
  6. Step 6: Final answer
    x = 13,824.01

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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.