Home / 58,299.89-87,405.38-18,295.80

Finding the Fourth Proportional to 58,299.89, 87,405.38 and 18,295.80

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Solution

The fourth proportional to 58,299.89, 87,405.38 and 18,295.80 is: 27,429.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,299.89 : 87,405.38 = 18,295.80 : x
  2. Step 2: Convert to fraction form
    58,299.89/87,405.38 = 18,295.80/x
  3. Step 3: Cross multiply
    58,299.89x = 87,405.38 × 18,295.80
  4. Step 4: Simplify right side
    58,299.89x = 1,599,150,914.38
  5. Step 5: Solve for x
    x = 1,599,150,914.38/58,299.89
  6. Step 6: Final answer
    x = 27,429.74

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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.