Home / 25,722.51-35,498.45-14,391.33

Finding the Fourth Proportional to 25,722.51, 35,498.45 and 14,391.33

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Solution

The fourth proportional to 25,722.51, 35,498.45 and 14,391.33 is: 19,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722.51 : 35,498.45 = 14,391.33 : x
  2. Step 2: Convert to fraction form
    25,722.51/35,498.45 = 14,391.33/x
  3. Step 3: Cross multiply
    25,722.51x = 35,498.45 × 14,391.33
  4. Step 4: Simplify right side
    25,722.51x = 510,869,836.48
  5. Step 5: Solve for x
    x = 510,869,836.48/25,722.51
  6. Step 6: Final answer
    x = 19,860.81

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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.