Home / 18,310.29-25,254.90-14,013.06

Finding the Fourth Proportional to 18,310.29, 25,254.90 and 14,013.06

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Solution

The fourth proportional to 18,310.29, 25,254.90 and 14,013.06 is: 19,327.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.29 : 25,254.90 = 14,013.06 : x
  2. Step 2: Convert to fraction form
    18,310.29/25,254.90 = 14,013.06/x
  3. Step 3: Cross multiply
    18,310.29x = 25,254.90 × 14,013.06
  4. Step 4: Simplify right side
    18,310.29x = 353,898,428.99
  5. Step 5: Solve for x
    x = 353,898,428.99/18,310.29
  6. Step 6: Final answer
    x = 19,327.84

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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.