Home / 25,823.07-38,643.75-15,824.70

Finding the Fourth Proportional to 25,823.07, 38,643.75 and 15,824.70

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Solution

The fourth proportional to 25,823.07, 38,643.75 and 15,824.70 is: 23,681.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,823.07 : 38,643.75 = 15,824.70 : x
  2. Step 2: Convert to fraction form
    25,823.07/38,643.75 = 15,824.70/x
  3. Step 3: Cross multiply
    25,823.07x = 38,643.75 × 15,824.70
  4. Step 4: Simplify right side
    25,823.07x = 611,525,750.63
  5. Step 5: Solve for x
    x = 611,525,750.63/25,823.07
  6. Step 6: Final answer
    x = 23,681.37

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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.