Home / 28,746.15-39,674.37-17,423.56

Finding the Fourth Proportional to 28,746.15, 39,674.37 and 17,423.56

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Solution

The fourth proportional to 28,746.15, 39,674.37 and 17,423.56 is: 24,047.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746.15 : 39,674.37 = 17,423.56 : x
  2. Step 2: Convert to fraction form
    28,746.15/39,674.37 = 17,423.56/x
  3. Step 3: Cross multiply
    28,746.15x = 39,674.37 × 17,423.56
  4. Step 4: Simplify right side
    28,746.15x = 691,268,766.16
  5. Step 5: Solve for x
    x = 691,268,766.16/28,746.15
  6. Step 6: Final answer
    x = 24,047.35

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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.