Home / 22,798.64-31,459.73-13,236.66

Finding the Fourth Proportional to 22,798.64, 31,459.73 and 13,236.66

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Solution

The fourth proportional to 22,798.64, 31,459.73 and 13,236.66 is: 18,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,798.64 : 31,459.73 = 13,236.66 : x
  2. Step 2: Convert to fraction form
    22,798.64/31,459.73 = 13,236.66/x
  3. Step 3: Cross multiply
    22,798.64x = 31,459.73 × 13,236.66
  4. Step 4: Simplify right side
    22,798.64x = 416,421,558.66
  5. Step 5: Solve for x
    x = 416,421,558.66/22,798.64
  6. Step 6: Final answer
    x = 18,265.20

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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.