Home / 17,688.32-26,534.12-5,208.36

Finding the Fourth Proportional to 17,688.32, 26,534.12 and 5,208.36

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Solution

The fourth proportional to 17,688.32, 26,534.12 and 5,208.36 is: 7,813.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.32 : 26,534.12 = 5,208.36 : x
  2. Step 2: Convert to fraction form
    17,688.32/26,534.12 = 5,208.36/x
  3. Step 3: Cross multiply
    17,688.32x = 26,534.12 × 5,208.36
  4. Step 4: Simplify right side
    17,688.32x = 138,199,249.24
  5. Step 5: Solve for x
    x = 138,199,249.24/17,688.32
  6. Step 6: Final answer
    x = 7,813.02

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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.