Home / 23,127.64-31,919.40-13,060.12

Finding the Fourth Proportional to 23,127.64, 31,919.40 and 13,060.12

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Solution

The fourth proportional to 23,127.64, 31,919.40 and 13,060.12 is: 18,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.64 : 31,919.40 = 13,060.12 : x
  2. Step 2: Convert to fraction form
    23,127.64/31,919.40 = 13,060.12/x
  3. Step 3: Cross multiply
    23,127.64x = 31,919.40 × 13,060.12
  4. Step 4: Simplify right side
    23,127.64x = 416,871,194.33
  5. Step 5: Solve for x
    x = 416,871,194.33/23,127.64
  6. Step 6: Final answer
    x = 18,024.80

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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.