Home / 25,803.07-38,700.55-7,084.51

Finding the Fourth Proportional to 25,803.07, 38,700.55 and 7,084.51

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Solution

The fourth proportional to 25,803.07, 38,700.55 and 7,084.51 is: 10,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,803.07 : 38,700.55 = 7,084.51 : x
  2. Step 2: Convert to fraction form
    25,803.07/38,700.55 = 7,084.51/x
  3. Step 3: Cross multiply
    25,803.07x = 38,700.55 × 7,084.51
  4. Step 4: Simplify right side
    25,803.07x = 274,174,433.48
  5. Step 5: Solve for x
    x = 274,174,433.48/25,803.07
  6. Step 6: Final answer
    x = 10,625.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.