Home / 12,700.13-19,050.55-3,466.13

Finding the Fourth Proportional to 12,700.13, 19,050.55 and 3,466.13

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Solution

The fourth proportional to 12,700.13, 19,050.55 and 3,466.13 is: 5,199.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700.13 : 19,050.55 = 3,466.13 : x
  2. Step 2: Convert to fraction form
    12,700.13/19,050.55 = 3,466.13/x
  3. Step 3: Cross multiply
    12,700.13x = 19,050.55 × 3,466.13
  4. Step 4: Simplify right side
    12,700.13x = 66,031,578.95
  5. Step 5: Solve for x
    x = 66,031,578.95/12,700.13
  6. Step 6: Final answer
    x = 5,199.29

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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.