Home / 25,645.41-35,391.74-14,315.54

Finding the Fourth Proportional to 25,645.41, 35,391.74 and 14,315.54

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Solution

The fourth proportional to 25,645.41, 35,391.74 and 14,315.54 is: 19,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,645.41 : 35,391.74 = 14,315.54 : x
  2. Step 2: Convert to fraction form
    25,645.41/35,391.74 = 14,315.54/x
  3. Step 3: Cross multiply
    25,645.41x = 35,391.74 × 14,315.54
  4. Step 4: Simplify right side
    25,645.41x = 506,651,621.10
  5. Step 5: Solve for x
    x = 506,651,621.10/25,645.41
  6. Step 6: Final answer
    x = 19,756.04

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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.