Home / 25,285.29-34,894.08-13,955.31

Finding the Fourth Proportional to 25,285.29, 34,894.08 and 13,955.31

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Solution

The fourth proportional to 25,285.29, 34,894.08 and 13,955.31 is: 19,258.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.29 : 34,894.08 = 13,955.31 : x
  2. Step 2: Convert to fraction form
    25,285.29/34,894.08 = 13,955.31/x
  3. Step 3: Cross multiply
    25,285.29x = 34,894.08 × 13,955.31
  4. Step 4: Simplify right side
    25,285.29x = 486,957,703.56
  5. Step 5: Solve for x
    x = 486,957,703.56/25,285.29
  6. Step 6: Final answer
    x = 19,258.54

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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.