Home / 23,000.18-31,740.09-13,064.18

Finding the Fourth Proportional to 23,000.18, 31,740.09 and 13,064.18

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Solution

The fourth proportional to 23,000.18, 31,740.09 and 13,064.18 is: 18,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,000.18 : 31,740.09 = 13,064.18 : x
  2. Step 2: Convert to fraction form
    23,000.18/31,740.09 = 13,064.18/x
  3. Step 3: Cross multiply
    23,000.18x = 31,740.09 × 13,064.18
  4. Step 4: Simplify right side
    23,000.18x = 414,658,248.98
  5. Step 5: Solve for x
    x = 414,658,248.98/23,000.18
  6. Step 6: Final answer
    x = 18,028.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.