Home / 23,929.12-35,890.80-6,400.32

Finding the Fourth Proportional to 23,929.12, 35,890.80 and 6,400.32

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Solution

The fourth proportional to 23,929.12, 35,890.80 and 6,400.32 is: 9,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.12 : 35,890.80 = 6,400.32 : x
  2. Step 2: Convert to fraction form
    23,929.12/35,890.80 = 6,400.32/x
  3. Step 3: Cross multiply
    23,929.12x = 35,890.80 × 6,400.32
  4. Step 4: Simplify right side
    23,929.12x = 229,712,605.06
  5. Step 5: Solve for x
    x = 229,712,605.06/23,929.12
  6. Step 6: Final answer
    x = 9,599.71

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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.