Home / 25,531.45-35,233.09-14,353.45

Finding the Fourth Proportional to 25,531.45, 35,233.09 and 14,353.45

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Solution

The fourth proportional to 25,531.45, 35,233.09 and 14,353.45 is: 19,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,531.45 : 35,233.09 = 14,353.45 : x
  2. Step 2: Convert to fraction form
    25,531.45/35,233.09 = 14,353.45/x
  3. Step 3: Cross multiply
    25,531.45x = 35,233.09 × 14,353.45
  4. Step 4: Simplify right side
    25,531.45x = 505,716,395.66
  5. Step 5: Solve for x
    x = 505,716,395.66/25,531.45
  6. Step 6: Final answer
    x = 19,807.59

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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.