Home / 21,026.59-31,530.72-6,030.39

Finding the Fourth Proportional to 21,026.59, 31,530.72 and 6,030.39

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Solution

The fourth proportional to 21,026.59, 31,530.72 and 6,030.39 is: 9,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.59 : 31,530.72 = 6,030.39 : x
  2. Step 2: Convert to fraction form
    21,026.59/31,530.72 = 6,030.39/x
  3. Step 3: Cross multiply
    21,026.59x = 31,530.72 × 6,030.39
  4. Step 4: Simplify right side
    21,026.59x = 190,142,538.58
  5. Step 5: Solve for x
    x = 190,142,538.58/21,026.59
  6. Step 6: Final answer
    x = 9,042.96

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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.