Home / 31,005.60-46,623.60-25,936.80

Finding the Fourth Proportional to 31,005.60, 46,623.60 and 25,936.80

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Solution

The fourth proportional to 31,005.60, 46,623.60 and 25,936.80 is: 39,001.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,005.60 : 46,623.60 = 25,936.80 : x
  2. Step 2: Convert to fraction form
    31,005.60/46,623.60 = 25,936.80/x
  3. Step 3: Cross multiply
    31,005.60x = 46,623.60 × 25,936.80
  4. Step 4: Simplify right side
    31,005.60x = 1,209,266,988.48
  5. Step 5: Solve for x
    x = 1,209,266,988.48/31,005.60
  6. Step 6: Final answer
    x = 39,001.57

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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.