Home / 25,400.48-35,054.79-14,790.84

Finding the Fourth Proportional to 25,400.48, 35,054.79 and 14,790.84

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Solution

The fourth proportional to 25,400.48, 35,054.79 and 14,790.84 is: 20,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.48 : 35,054.79 = 14,790.84 : x
  2. Step 2: Convert to fraction form
    25,400.48/35,054.79 = 14,790.84/x
  3. Step 3: Cross multiply
    25,400.48x = 35,054.79 × 14,790.84
  4. Step 4: Simplify right side
    25,400.48x = 518,489,790.12
  5. Step 5: Solve for x
    x = 518,489,790.12/25,400.48
  6. Step 6: Final answer
    x = 20,412.60

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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.