Home / 38,128.63-57,188.06-10,050.89

Finding the Fourth Proportional to 38,128.63, 57,188.06 and 10,050.89

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Solution

The fourth proportional to 38,128.63, 57,188.06 and 10,050.89 is: 15,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,128.63 : 57,188.06 = 10,050.89 : x
  2. Step 2: Convert to fraction form
    38,128.63/57,188.06 = 10,050.89/x
  3. Step 3: Cross multiply
    38,128.63x = 57,188.06 × 10,050.89
  4. Step 4: Simplify right side
    38,128.63x = 574,790,900.37
  5. Step 5: Solve for x
    x = 574,790,900.37/38,128.63
  6. Step 6: Final answer
    x = 15,075.05

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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.