Home / 15,957.86-22,026.65-9,245.12

Finding the Fourth Proportional to 15,957.86, 22,026.65 and 9,245.12

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Solution

The fourth proportional to 15,957.86, 22,026.65 and 9,245.12 is: 12,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.86 : 22,026.65 = 9,245.12 : x
  2. Step 2: Convert to fraction form
    15,957.86/22,026.65 = 9,245.12/x
  3. Step 3: Cross multiply
    15,957.86x = 22,026.65 × 9,245.12
  4. Step 4: Simplify right side
    15,957.86x = 203,638,866.09
  5. Step 5: Solve for x
    x = 203,638,866.09/15,957.86
  6. Step 6: Final answer
    x = 12,761.04

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1.5x scale

Why These Related Problems?

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