Home / 19,250.06-28,870.08-8,151.03

Finding the Fourth Proportional to 19,250.06, 28,870.08 and 8,151.03

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Solution

The fourth proportional to 19,250.06, 28,870.08 and 8,151.03 is: 12,224.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,250.06 : 28,870.08 = 8,151.03 : x
  2. Step 2: Convert to fraction form
    19,250.06/28,870.08 = 8,151.03/x
  3. Step 3: Cross multiply
    19,250.06x = 28,870.08 × 8,151.03
  4. Step 4: Simplify right side
    19,250.06x = 235,320,888.18
  5. Step 5: Solve for x
    x = 235,320,888.18/19,250.06
  6. Step 6: Final answer
    x = 12,224.43

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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.