Home / 25,290.77-34,902.23-13,960.76

Finding the Fourth Proportional to 25,290.77, 34,902.23 and 13,960.76

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Solution

The fourth proportional to 25,290.77, 34,902.23 and 13,960.76 is: 19,266.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.77 : 34,902.23 = 13,960.76 : x
  2. Step 2: Convert to fraction form
    25,290.77/34,902.23 = 13,960.76/x
  3. Step 3: Cross multiply
    25,290.77x = 34,902.23 × 13,960.76
  4. Step 4: Simplify right side
    25,290.77x = 487,261,412.18
  5. Step 5: Solve for x
    x = 487,261,412.18/25,290.77
  6. Step 6: Final answer
    x = 19,266.38

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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.