Home / 25,426.51-35,088.93-13,942.49

Finding the Fourth Proportional to 25,426.51, 35,088.93 and 13,942.49

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Solution

The fourth proportional to 25,426.51, 35,088.93 and 13,942.49 is: 19,240.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426.51 : 35,088.93 = 13,942.49 : x
  2. Step 2: Convert to fraction form
    25,426.51/35,088.93 = 13,942.49/x
  3. Step 3: Cross multiply
    25,426.51x = 35,088.93 × 13,942.49
  4. Step 4: Simplify right side
    25,426.51x = 489,227,143.36
  5. Step 5: Solve for x
    x = 489,227,143.36/25,426.51
  6. Step 6: Final answer
    x = 19,240.83

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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.