Home / 22,558.40-31,059.26-19,867.71

Finding the Fourth Proportional to 22,558.40, 31,059.26 and 19,867.71

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Solution

The fourth proportional to 22,558.40, 31,059.26 and 19,867.71 is: 27,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558.40 : 31,059.26 = 19,867.71 : x
  2. Step 2: Convert to fraction form
    22,558.40/31,059.26 = 19,867.71/x
  3. Step 3: Cross multiply
    22,558.40x = 31,059.26 × 19,867.71
  4. Step 4: Simplify right side
    22,558.40x = 617,076,271.16
  5. Step 5: Solve for x
    x = 617,076,271.16/22,558.40
  6. Step 6: Final answer
    x = 27,354.62

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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.