Home / 22,810.83-34,174.32-13,455.93

Finding the Fourth Proportional to 22,810.83, 34,174.32 and 13,455.93

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Solution

The fourth proportional to 22,810.83, 34,174.32 and 13,455.93 is: 20,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,810.83 : 34,174.32 = 13,455.93 : x
  2. Step 2: Convert to fraction form
    22,810.83/34,174.32 = 13,455.93/x
  3. Step 3: Cross multiply
    22,810.83x = 34,174.32 × 13,455.93
  4. Step 4: Simplify right side
    22,810.83x = 459,847,257.72
  5. Step 5: Solve for x
    x = 459,847,257.72/22,810.83
  6. Step 6: Final answer
    x = 20,159.16

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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.