Home / 12,059.32-18,075.12-4,660.54

Finding the Fourth Proportional to 12,059.32, 18,075.12 and 4,660.54

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Solution

The fourth proportional to 12,059.32, 18,075.12 and 4,660.54 is: 6,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.32 : 18,075.12 = 4,660.54 : x
  2. Step 2: Convert to fraction form
    12,059.32/18,075.12 = 4,660.54/x
  3. Step 3: Cross multiply
    12,059.32x = 18,075.12 × 4,660.54
  4. Step 4: Simplify right side
    12,059.32x = 84,239,819.76
  5. Step 5: Solve for x
    x = 84,239,819.76/12,059.32
  6. Step 6: Final answer
    x = 6,985.45

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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.