Home / 15,897.09-23,846.10-4,210.31

Finding the Fourth Proportional to 15,897.09, 23,846.10 and 4,210.31

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Solution

The fourth proportional to 15,897.09, 23,846.10 and 4,210.31 is: 6,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897.09 : 23,846.10 = 4,210.31 : x
  2. Step 2: Convert to fraction form
    15,897.09/23,846.10 = 4,210.31/x
  3. Step 3: Cross multiply
    15,897.09x = 23,846.10 × 4,210.31
  4. Step 4: Simplify right side
    15,897.09x = 100,399,517.12
  5. Step 5: Solve for x
    x = 100,399,517.12/15,897.09
  6. Step 6: Final answer
    x = 6,315.59

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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.