Home / 17,380.32-26,070.45-4,900.32

Finding the Fourth Proportional to 17,380.32, 26,070.45 and 4,900.32

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Solution

The fourth proportional to 17,380.32, 26,070.45 and 4,900.32 is: 7,350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.32 : 26,070.45 = 4,900.32 : x
  2. Step 2: Convert to fraction form
    17,380.32/26,070.45 = 4,900.32/x
  3. Step 3: Cross multiply
    17,380.32x = 26,070.45 × 4,900.32
  4. Step 4: Simplify right side
    17,380.32x = 127,753,547.54
  5. Step 5: Solve for x
    x = 127,753,547.54/17,380.32
  6. Step 6: Final answer
    x = 7,350.47

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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.