Home / 23,148.96-31,916.54-18,895.70

Finding the Fourth Proportional to 23,148.96, 31,916.54 and 18,895.70

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Solution

The fourth proportional to 23,148.96, 31,916.54 and 18,895.70 is: 26,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148.96 : 31,916.54 = 18,895.70 : x
  2. Step 2: Convert to fraction form
    23,148.96/31,916.54 = 18,895.70/x
  3. Step 3: Cross multiply
    23,148.96x = 31,916.54 × 18,895.70
  4. Step 4: Simplify right side
    23,148.96x = 603,085,350.19
  5. Step 5: Solve for x
    x = 603,085,350.19/23,148.96
  6. Step 6: Final answer
    x = 26,052.37

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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.