Home / 25,486.93-35,170.77-14,157.15

Finding the Fourth Proportional to 25,486.93, 35,170.77 and 14,157.15

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Solution

The fourth proportional to 25,486.93, 35,170.77 and 14,157.15 is: 19,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.93 : 35,170.77 = 14,157.15 : x
  2. Step 2: Convert to fraction form
    25,486.93/35,170.77 = 14,157.15/x
  3. Step 3: Cross multiply
    25,486.93x = 35,170.77 × 14,157.15
  4. Step 4: Simplify right side
    25,486.93x = 497,917,866.51
  5. Step 5: Solve for x
    x = 497,917,866.51/25,486.93
  6. Step 6: Final answer
    x = 19,536.20

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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.