Home / 25,280.48-34,887.44-13,949.80

Finding the Fourth Proportional to 25,280.48, 34,887.44 and 13,949.80

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Solution

The fourth proportional to 25,280.48, 34,887.44 and 13,949.80 is: 19,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.48 : 34,887.44 = 13,949.80 : x
  2. Step 2: Convert to fraction form
    25,280.48/34,887.44 = 13,949.80/x
  3. Step 3: Cross multiply
    25,280.48x = 34,887.44 × 13,949.80
  4. Step 4: Simplify right side
    25,280.48x = 486,672,810.51
  5. Step 5: Solve for x
    x = 486,672,810.51/25,280.48
  6. Step 6: Final answer
    x = 19,250.93

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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.