Home / 17,385.32-26,071.43-6,289.26

Finding the Fourth Proportional to 17,385.32, 26,071.43 and 6,289.26

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Solution

The fourth proportional to 17,385.32, 26,071.43 and 6,289.26 is: 9,431.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.32 : 26,071.43 = 6,289.26 : x
  2. Step 2: Convert to fraction form
    17,385.32/26,071.43 = 6,289.26/x
  3. Step 3: Cross multiply
    17,385.32x = 26,071.43 × 6,289.26
  4. Step 4: Simplify right side
    17,385.32x = 163,969,970.40
  5. Step 5: Solve for x
    x = 163,969,970.40/17,385.32
  6. Step 6: Final answer
    x = 9,431.52

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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.