Home / 25,376.43-35,018.37-14,045.25

Finding the Fourth Proportional to 25,376.43, 35,018.37 and 14,045.25

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Solution

The fourth proportional to 25,376.43, 35,018.37 and 14,045.25 is: 19,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,376.43 : 35,018.37 = 14,045.25 : x
  2. Step 2: Convert to fraction form
    25,376.43/35,018.37 = 14,045.25/x
  3. Step 3: Cross multiply
    25,376.43x = 35,018.37 × 14,045.25
  4. Step 4: Simplify right side
    25,376.43x = 491,841,656.08
  5. Step 5: Solve for x
    x = 491,841,656.08/25,376.43
  6. Step 6: Final answer
    x = 19,381.83

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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.