Home / 25,851.58-38,777.57-14,158.42

Finding the Fourth Proportional to 25,851.58, 38,777.57 and 14,158.42

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Solution

The fourth proportional to 25,851.58, 38,777.57 and 14,158.42 is: 21,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,851.58 : 38,777.57 = 14,158.42 : x
  2. Step 2: Convert to fraction form
    25,851.58/38,777.57 = 14,158.42/x
  3. Step 3: Cross multiply
    25,851.58x = 38,777.57 × 14,158.42
  4. Step 4: Simplify right side
    25,851.58x = 549,029,122.64
  5. Step 5: Solve for x
    x = 549,029,122.64/25,851.58
  6. Step 6: Final answer
    x = 21,237.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.