Home / 22,579.26-31,158.47-12,370.52

Finding the Fourth Proportional to 22,579.26, 31,158.47 and 12,370.52

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Solution

The fourth proportional to 22,579.26, 31,158.47 and 12,370.52 is: 17,070.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579.26 : 31,158.47 = 12,370.52 : x
  2. Step 2: Convert to fraction form
    22,579.26/31,158.47 = 12,370.52/x
  3. Step 3: Cross multiply
    22,579.26x = 31,158.47 × 12,370.52
  4. Step 4: Simplify right side
    22,579.26x = 385,446,585.13
  5. Step 5: Solve for x
    x = 385,446,585.13/22,579.26
  6. Step 6: Final answer
    x = 17,070.83

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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.