Home / 15,928.37-23,790.69-14,425.15

Finding the Fourth Proportional to 15,928.37, 23,790.69 and 14,425.15

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Solution

The fourth proportional to 15,928.37, 23,790.69 and 14,425.15 is: 21,545.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,928.37 : 23,790.69 = 14,425.15 : x
  2. Step 2: Convert to fraction form
    15,928.37/23,790.69 = 14,425.15/x
  3. Step 3: Cross multiply
    15,928.37x = 23,790.69 × 14,425.15
  4. Step 4: Simplify right side
    15,928.37x = 343,184,271.85
  5. Step 5: Solve for x
    x = 343,184,271.85/15,928.37
  6. Step 6: Final answer
    x = 21,545.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.