Home / 25,488.21-35,172.54-14,158.44

Finding the Fourth Proportional to 25,488.21, 35,172.54 and 14,158.44

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Solution

The fourth proportional to 25,488.21, 35,172.54 and 14,158.44 is: 19,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.21 : 35,172.54 = 14,158.44 : x
  2. Step 2: Convert to fraction form
    25,488.21/35,172.54 = 14,158.44/x
  3. Step 3: Cross multiply
    25,488.21x = 35,172.54 × 14,158.44
  4. Step 4: Simplify right side
    25,488.21x = 497,988,297.24
  5. Step 5: Solve for x
    x = 497,988,297.24/25,488.21
  6. Step 6: Final answer
    x = 19,537.99

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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.