Home / 25,863.08-35,690.04-15,808.35

Finding the Fourth Proportional to 25,863.08, 35,690.04 and 15,808.35

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Solution

The fourth proportional to 25,863.08, 35,690.04 and 15,808.35 is: 21,814.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863.08 : 35,690.04 = 15,808.35 : x
  2. Step 2: Convert to fraction form
    25,863.08/35,690.04 = 15,808.35/x
  3. Step 3: Cross multiply
    25,863.08x = 35,690.04 × 15,808.35
  4. Step 4: Simplify right side
    25,863.08x = 564,200,643.83
  5. Step 5: Solve for x
    x = 564,200,643.83/25,863.08
  6. Step 6: Final answer
    x = 21,814.91

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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.