Home / 28,026.86-42,032.06-10,492.58

Finding the Fourth Proportional to 28,026.86, 42,032.06 and 10,492.58

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Solution

The fourth proportional to 28,026.86, 42,032.06 and 10,492.58 is: 15,735.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.86 : 42,032.06 = 10,492.58 : x
  2. Step 2: Convert to fraction form
    28,026.86/42,032.06 = 10,492.58/x
  3. Step 3: Cross multiply
    28,026.86x = 42,032.06 × 10,492.58
  4. Step 4: Simplify right side
    28,026.86x = 441,024,752.11
  5. Step 5: Solve for x
    x = 441,024,752.11/28,026.86
  6. Step 6: Final answer
    x = 15,735.79

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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.