Home / 30,595.14-45,887.23-19,468.78

Finding the Fourth Proportional to 30,595.14, 45,887.23 and 19,468.78

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Solution

The fourth proportional to 30,595.14, 45,887.23 and 19,468.78 is: 29,199.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.14 : 45,887.23 = 19,468.78 : x
  2. Step 2: Convert to fraction form
    30,595.14/45,887.23 = 19,468.78/x
  3. Step 3: Cross multiply
    30,595.14x = 45,887.23 × 19,468.78
  4. Step 4: Simplify right side
    30,595.14x = 893,368,385.68
  5. Step 5: Solve for x
    x = 893,368,385.68/30,595.14
  6. Step 6: Final answer
    x = 29,199.68

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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.