Home / 25,683.58-35,439.85-14,351.65

Finding the Fourth Proportional to 25,683.58, 35,439.85 and 14,351.65

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Solution

The fourth proportional to 25,683.58, 35,439.85 and 14,351.65 is: 19,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,683.58 : 35,439.85 = 14,351.65 : x
  2. Step 2: Convert to fraction form
    25,683.58/35,439.85 = 14,351.65/x
  3. Step 3: Cross multiply
    25,683.58x = 35,439.85 × 14,351.65
  4. Step 4: Simplify right side
    25,683.58x = 508,620,323.25
  5. Step 5: Solve for x
    x = 508,620,323.25/25,683.58
  6. Step 6: Final answer
    x = 19,803.33

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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.