Home / 25,176.02-34,742.21-13,845.51

Finding the Fourth Proportional to 25,176.02, 34,742.21 and 13,845.51

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Solution

The fourth proportional to 25,176.02, 34,742.21 and 13,845.51 is: 19,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.02 : 34,742.21 = 13,845.51 : x
  2. Step 2: Convert to fraction form
    25,176.02/34,742.21 = 13,845.51/x
  3. Step 3: Cross multiply
    25,176.02x = 34,742.21 × 13,845.51
  4. Step 4: Simplify right side
    25,176.02x = 481,023,624.63
  5. Step 5: Solve for x
    x = 481,023,624.63/25,176.02
  6. Step 6: Final answer
    x = 19,106.42

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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.