Home / 12,059.70-18,088.65-5,037.90

Finding the Fourth Proportional to 12,059.70, 18,088.65 and 5,037.90

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Solution

The fourth proportional to 12,059.70, 18,088.65 and 5,037.90 is: 7,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.70 : 18,088.65 = 5,037.90 : x
  2. Step 2: Convert to fraction form
    12,059.70/18,088.65 = 5,037.90/x
  3. Step 3: Cross multiply
    12,059.70x = 18,088.65 × 5,037.90
  4. Step 4: Simplify right side
    12,059.70x = 91,128,809.84
  5. Step 5: Solve for x
    x = 91,128,809.84/12,059.70
  6. Step 6: Final answer
    x = 7,556.47

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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.