Home / 25,379.28-35,024.34-13,895.00

Finding the Fourth Proportional to 25,379.28, 35,024.34 and 13,895.00

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Solution

The fourth proportional to 25,379.28, 35,024.34 and 13,895.00 is: 19,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.28 : 35,024.34 = 13,895.00 : x
  2. Step 2: Convert to fraction form
    25,379.28/35,024.34 = 13,895.00/x
  3. Step 3: Cross multiply
    25,379.28x = 35,024.34 × 13,895.00
  4. Step 4: Simplify right side
    25,379.28x = 486,663,029.18
  5. Step 5: Solve for x
    x = 486,663,029.18/25,379.28
  6. Step 6: Final answer
    x = 19,175.60

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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.