Home / 19,013.12-28,523.52-6,709.76

Finding the Fourth Proportional to 19,013.12, 28,523.52 and 6,709.76

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Solution

The fourth proportional to 19,013.12, 28,523.52 and 6,709.76 is: 10,066.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.12 : 28,523.52 = 6,709.76 : x
  2. Step 2: Convert to fraction form
    19,013.12/28,523.52 = 6,709.76/x
  3. Step 3: Cross multiply
    19,013.12x = 28,523.52 × 6,709.76
  4. Step 4: Simplify right side
    19,013.12x = 191,385,973.56
  5. Step 5: Solve for x
    x = 191,385,973.56/19,013.12
  6. Step 6: Final answer
    x = 10,066.00

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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.