Home / 28,237.10-39,007.73-22,564.40

Finding the Fourth Proportional to 28,237.10, 39,007.73 and 22,564.40

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Solution

The fourth proportional to 28,237.10, 39,007.73 and 22,564.40 is: 31,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,237.10 : 39,007.73 = 22,564.40 : x
  2. Step 2: Convert to fraction form
    28,237.10/39,007.73 = 22,564.40/x
  3. Step 3: Cross multiply
    28,237.10x = 39,007.73 × 22,564.40
  4. Step 4: Simplify right side
    28,237.10x = 880,185,884.18
  5. Step 5: Solve for x
    x = 880,185,884.18/28,237.10
  6. Step 6: Final answer
    x = 31,171.26

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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.