Home / 28,444.36-39,243.54-17,264.20

Finding the Fourth Proportional to 28,444.36, 39,243.54 and 17,264.20

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Solution

The fourth proportional to 28,444.36, 39,243.54 and 17,264.20 is: 23,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.36 : 39,243.54 = 17,264.20 : x
  2. Step 2: Convert to fraction form
    28,444.36/39,243.54 = 17,264.20/x
  3. Step 3: Cross multiply
    28,444.36x = 39,243.54 × 17,264.20
  4. Step 4: Simplify right side
    28,444.36x = 677,508,323.27
  5. Step 5: Solve for x
    x = 677,508,323.27/28,444.36
  6. Step 6: Final answer
    x = 23,818.72

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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.