Home / 14,709.61-20,298.67-7,995.08

Finding the Fourth Proportional to 14,709.61, 20,298.67 and 7,995.08

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Solution

The fourth proportional to 14,709.61, 20,298.67 and 7,995.08 is: 11,032.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,709.61 : 20,298.67 = 7,995.08 : x
  2. Step 2: Convert to fraction form
    14,709.61/20,298.67 = 7,995.08/x
  3. Step 3: Cross multiply
    14,709.61x = 20,298.67 × 7,995.08
  4. Step 4: Simplify right side
    14,709.61x = 162,289,521.30
  5. Step 5: Solve for x
    x = 162,289,521.30/14,709.61
  6. Step 6: Final answer
    x = 11,032.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.