Home / 19,009.06-28,526.55-8,628.10

Finding the Fourth Proportional to 19,009.06, 28,526.55 and 8,628.10

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Solution

The fourth proportional to 19,009.06, 28,526.55 and 8,628.10 is: 12,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.06 : 28,526.55 = 8,628.10 : x
  2. Step 2: Convert to fraction form
    19,009.06/28,526.55 = 8,628.10/x
  3. Step 3: Cross multiply
    19,009.06x = 28,526.55 × 8,628.10
  4. Step 4: Simplify right side
    19,009.06x = 246,129,926.06
  5. Step 5: Solve for x
    x = 246,129,926.06/19,009.06
  6. Step 6: Final answer
    x = 12,948.03

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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.