Home / 15,619.79-23,451.66-9,053.32

Finding the Fourth Proportional to 15,619.79, 23,451.66 and 9,053.32

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Solution

The fourth proportional to 15,619.79, 23,451.66 and 9,053.32 is: 13,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.79 : 23,451.66 = 9,053.32 : x
  2. Step 2: Convert to fraction form
    15,619.79/23,451.66 = 9,053.32/x
  3. Step 3: Cross multiply
    15,619.79x = 23,451.66 × 9,053.32
  4. Step 4: Simplify right side
    15,619.79x = 212,315,382.51
  5. Step 5: Solve for x
    x = 212,315,382.51/15,619.79
  6. Step 6: Final answer
    x = 13,592.72

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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.