Home / 23,017.80-31,762.26-12,944.64

Finding the Fourth Proportional to 23,017.80, 31,762.26 and 12,944.64

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Solution

The fourth proportional to 23,017.80, 31,762.26 and 12,944.64 is: 17,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,017.80 : 31,762.26 = 12,944.64 : x
  2. Step 2: Convert to fraction form
    23,017.80/31,762.26 = 12,944.64/x
  3. Step 3: Cross multiply
    23,017.80x = 31,762.26 × 12,944.64
  4. Step 4: Simplify right side
    23,017.80x = 411,151,021.29
  5. Step 5: Solve for x
    x = 411,151,021.29/23,017.80
  6. Step 6: Final answer
    x = 17,862.31

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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.