Home / 23,280.57-34,927.73-13,426.92

Finding the Fourth Proportional to 23,280.57, 34,927.73 and 13,426.92

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Solution

The fourth proportional to 23,280.57, 34,927.73 and 13,426.92 is: 20,144.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280.57 : 34,927.73 = 13,426.92 : x
  2. Step 2: Convert to fraction form
    23,280.57/34,927.73 = 13,426.92/x
  3. Step 3: Cross multiply
    23,280.57x = 34,927.73 × 13,426.92
  4. Step 4: Simplify right side
    23,280.57x = 468,971,769.36
  5. Step 5: Solve for x
    x = 468,971,769.36/23,280.57
  6. Step 6: Final answer
    x = 20,144.34

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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.