Home / 15,897.46-23,847.54-4,210.51

Finding the Fourth Proportional to 15,897.46, 23,847.54 and 4,210.51

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Solution

The fourth proportional to 15,897.46, 23,847.54 and 4,210.51 is: 6,316.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897.46 : 23,847.54 = 4,210.51 : x
  2. Step 2: Convert to fraction form
    15,897.46/23,847.54 = 4,210.51/x
  3. Step 3: Cross multiply
    15,897.46x = 23,847.54 × 4,210.51
  4. Step 4: Simplify right side
    15,897.46x = 100,410,305.65
  5. Step 5: Solve for x
    x = 100,410,305.65/15,897.46
  6. Step 6: Final answer
    x = 6,316.12

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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.