Home / 22,798.08-31,461.48-13,366.80

Finding the Fourth Proportional to 22,798.08, 31,461.48 and 13,366.80

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Solution

The fourth proportional to 22,798.08, 31,461.48 and 13,366.80 is: 18,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,798.08 : 31,461.48 = 13,366.80 : x
  2. Step 2: Convert to fraction form
    22,798.08/31,461.48 = 13,366.80/x
  3. Step 3: Cross multiply
    22,798.08x = 31,461.48 × 13,366.80
  4. Step 4: Simplify right side
    22,798.08x = 420,539,310.86
  5. Step 5: Solve for x
    x = 420,539,310.86/22,798.08
  6. Step 6: Final answer
    x = 18,446.26

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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.