Home / 24,720.28-34,113.78-13,389.51

Finding the Fourth Proportional to 24,720.28, 34,113.78 and 13,389.51

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Solution

The fourth proportional to 24,720.28, 34,113.78 and 13,389.51 is: 18,477.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,720.28 : 34,113.78 = 13,389.51 : x
  2. Step 2: Convert to fraction form
    24,720.28/34,113.78 = 13,389.51/x
  3. Step 3: Cross multiply
    24,720.28x = 34,113.78 × 13,389.51
  4. Step 4: Simplify right side
    24,720.28x = 456,766,798.45
  5. Step 5: Solve for x
    x = 456,766,798.45/24,720.28
  6. Step 6: Final answer
    x = 18,477.41

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