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Finding the Fourth Proportional to 25,588.40, 36,999.50 and 25,588.40

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Solution

The fourth proportional to 25,588.40, 36,999.50 and 25,588.40 is: 36,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.40 : 36,999.50 = 25,588.40 : x
  2. Step 2: Convert to fraction form
    25,588.40/36,999.50 = 25,588.40/x
  3. Step 3: Cross multiply
    25,588.40x = 36,999.50 × 25,588.40
  4. Step 4: Simplify right side
    25,588.40x = 946,758,005.80
  5. Step 5: Solve for x
    x = 946,758,005.80/25,588.40
  6. Step 6: Final answer
    x = 36,999.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.