Home / 25,669.80-38,504.70-14,005.80

Finding the Fourth Proportional to 25,669.80, 38,504.70 and 14,005.80

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Solution

The fourth proportional to 25,669.80, 38,504.70 and 14,005.80 is: 21,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.80 : 38,504.70 = 14,005.80 : x
  2. Step 2: Convert to fraction form
    25,669.80/38,504.70 = 14,005.80/x
  3. Step 3: Cross multiply
    25,669.80x = 38,504.70 × 14,005.80
  4. Step 4: Simplify right side
    25,669.80x = 539,289,127.26
  5. Step 5: Solve for x
    x = 539,289,127.26/25,669.80
  6. Step 6: Final answer
    x = 21,008.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.