Home / 28,960.92-43,373.26-14,123.32

Finding the Fourth Proportional to 28,960.92, 43,373.26 and 14,123.32

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Solution

The fourth proportional to 28,960.92, 43,373.26 and 14,123.32 is: 21,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960.92 : 43,373.26 = 14,123.32 : x
  2. Step 2: Convert to fraction form
    28,960.92/43,373.26 = 14,123.32/x
  3. Step 3: Cross multiply
    28,960.92x = 43,373.26 × 14,123.32
  4. Step 4: Simplify right side
    28,960.92x = 612,574,430.42
  5. Step 5: Solve for x
    x = 612,574,430.42/28,960.92
  6. Step 6: Final answer
    x = 21,151.76

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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.