Home / 25,559.04-35,261.64-18,860.76

Finding the Fourth Proportional to 25,559.04, 35,261.64 and 18,860.76

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Solution

The fourth proportional to 25,559.04, 35,261.64 and 18,860.76 is: 26,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,559.04 : 35,261.64 = 18,860.76 : x
  2. Step 2: Convert to fraction form
    25,559.04/35,261.64 = 18,860.76/x
  3. Step 3: Cross multiply
    25,559.04x = 35,261.64 × 18,860.76
  4. Step 4: Simplify right side
    25,559.04x = 665,061,329.25
  5. Step 5: Solve for x
    x = 665,061,329.25/25,559.04
  6. Step 6: Final answer
    x = 26,020.59

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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.