Home / 17,638.48-26,462.64-14,382.32

Finding the Fourth Proportional to 17,638.48, 26,462.64 and 14,382.32

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Solution

The fourth proportional to 17,638.48, 26,462.64 and 14,382.32 is: 21,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.48 : 26,462.64 = 14,382.32 : x
  2. Step 2: Convert to fraction form
    17,638.48/26,462.64 = 14,382.32/x
  3. Step 3: Cross multiply
    17,638.48x = 26,462.64 × 14,382.32
  4. Step 4: Simplify right side
    17,638.48x = 380,594,156.52
  5. Step 5: Solve for x
    x = 380,594,156.52/17,638.48
  6. Step 6: Final answer
    x = 21,577.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.