Home / 19,488.17-29,229.01-7,005.67

Finding the Fourth Proportional to 19,488.17, 29,229.01 and 7,005.67

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Solution

The fourth proportional to 19,488.17, 29,229.01 and 7,005.67 is: 10,507.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.17 : 29,229.01 = 7,005.67 : x
  2. Step 2: Convert to fraction form
    19,488.17/29,229.01 = 7,005.67/x
  3. Step 3: Cross multiply
    19,488.17x = 29,229.01 × 7,005.67
  4. Step 4: Simplify right side
    19,488.17x = 204,768,798.49
  5. Step 5: Solve for x
    x = 204,768,798.49/19,488.17
  6. Step 6: Final answer
    x = 10,507.34

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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.