Home / 25,820.75-35,632.64-14,642.75

Finding the Fourth Proportional to 25,820.75, 35,632.64 and 14,642.75

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Solution

The fourth proportional to 25,820.75, 35,632.64 and 14,642.75 is: 20,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,820.75 : 35,632.64 = 14,642.75 : x
  2. Step 2: Convert to fraction form
    25,820.75/35,632.64 = 14,642.75/x
  3. Step 3: Cross multiply
    25,820.75x = 35,632.64 × 14,642.75
  4. Step 4: Simplify right side
    25,820.75x = 521,759,766.15
  5. Step 5: Solve for x
    x = 521,759,766.15/25,820.75
  6. Step 6: Final answer
    x = 20,207.00

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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.