Home / 18,490.95-25,486.43-14,013.27

Finding the Fourth Proportional to 18,490.95, 25,486.43 and 14,013.27

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Solution

The fourth proportional to 18,490.95, 25,486.43 and 14,013.27 is: 19,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,490.95 : 25,486.43 = 14,013.27 : x
  2. Step 2: Convert to fraction form
    18,490.95/25,486.43 = 14,013.27/x
  3. Step 3: Cross multiply
    18,490.95x = 25,486.43 × 14,013.27
  4. Step 4: Simplify right side
    18,490.95x = 357,148,224.93
  5. Step 5: Solve for x
    x = 357,148,224.93/18,490.95
  6. Step 6: Final answer
    x = 19,314.76

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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.