Home / 12,700.12-19,050.42-3,466.12

Finding the Fourth Proportional to 12,700.12, 19,050.42 and 3,466.12

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Solution

The fourth proportional to 12,700.12, 19,050.42 and 3,466.12 is: 5,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700.12 : 19,050.42 = 3,466.12 : x
  2. Step 2: Convert to fraction form
    12,700.12/19,050.42 = 3,466.12/x
  3. Step 3: Cross multiply
    12,700.12x = 19,050.42 × 3,466.12
  4. Step 4: Simplify right side
    12,700.12x = 66,031,041.77
  5. Step 5: Solve for x
    x = 66,031,041.77/12,700.12
  6. Step 6: Final answer
    x = 5,199.25

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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.