Home / 30,767.18-46,127.61-13,018.59

Finding the Fourth Proportional to 30,767.18, 46,127.61 and 13,018.59

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Solution

The fourth proportional to 30,767.18, 46,127.61 and 13,018.59 is: 19,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,767.18 : 46,127.61 = 13,018.59 : x
  2. Step 2: Convert to fraction form
    30,767.18/46,127.61 = 13,018.59/x
  3. Step 3: Cross multiply
    30,767.18x = 46,127.61 × 13,018.59
  4. Step 4: Simplify right side
    30,767.18x = 600,516,442.27
  5. Step 5: Solve for x
    x = 600,516,442.27/30,767.18
  6. Step 6: Final answer
    x = 19,518.09

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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.