Home / 25,065.75-34,587.44-14,990.51

Finding the Fourth Proportional to 25,065.75, 34,587.44 and 14,990.51

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Solution

The fourth proportional to 25,065.75, 34,587.44 and 14,990.51 is: 20,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,065.75 : 34,587.44 = 14,990.51 : x
  2. Step 2: Convert to fraction form
    25,065.75/34,587.44 = 14,990.51/x
  3. Step 3: Cross multiply
    25,065.75x = 34,587.44 × 14,990.51
  4. Step 4: Simplify right side
    25,065.75x = 518,483,365.19
  5. Step 5: Solve for x
    x = 518,483,365.19/25,065.75
  6. Step 6: Final answer
    x = 20,684.93

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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.