Home / 25,329.32-34,953.52-13,998.60

Finding the Fourth Proportional to 25,329.32, 34,953.52 and 13,998.60

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Solution

The fourth proportional to 25,329.32, 34,953.52 and 13,998.60 is: 19,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329.32 : 34,953.52 = 13,998.60 : x
  2. Step 2: Convert to fraction form
    25,329.32/34,953.52 = 13,998.60/x
  3. Step 3: Cross multiply
    25,329.32x = 34,953.52 × 13,998.60
  4. Step 4: Simplify right side
    25,329.32x = 489,300,345.07
  5. Step 5: Solve for x
    x = 489,300,345.07/25,329.32
  6. Step 6: Final answer
    x = 19,317.55

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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.