Home / 28,068.59-42,066.47-11,409.26

Finding the Fourth Proportional to 28,068.59, 42,066.47 and 11,409.26

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Solution

The fourth proportional to 28,068.59, 42,066.47 and 11,409.26 is: 17,099.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,068.59 : 42,066.47 = 11,409.26 : x
  2. Step 2: Convert to fraction form
    28,068.59/42,066.47 = 11,409.26/x
  3. Step 3: Cross multiply
    28,068.59x = 42,066.47 × 11,409.26
  4. Step 4: Simplify right side
    28,068.59x = 479,947,111.70
  5. Step 5: Solve for x
    x = 479,947,111.70/28,068.59
  6. Step 6: Final answer
    x = 17,099.08

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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.