Home / 25,863.36-35,687.52-14,685.12

Finding the Fourth Proportional to 25,863.36, 35,687.52 and 14,685.12

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Solution

The fourth proportional to 25,863.36, 35,687.52 and 14,685.12 is: 20,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863.36 : 35,687.52 = 14,685.12 : x
  2. Step 2: Convert to fraction form
    25,863.36/35,687.52 = 14,685.12/x
  3. Step 3: Cross multiply
    25,863.36x = 35,687.52 × 14,685.12
  4. Step 4: Simplify right side
    25,863.36x = 524,075,513.70
  5. Step 5: Solve for x
    x = 524,075,513.70/25,863.36
  6. Step 6: Final answer
    x = 20,263.24

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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.