Home / 22,699.56-31,323.70-12,627.74

Finding the Fourth Proportional to 22,699.56, 31,323.70 and 12,627.74

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Solution

The fourth proportional to 22,699.56, 31,323.70 and 12,627.74 is: 17,425.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,699.56 : 31,323.70 = 12,627.74 : x
  2. Step 2: Convert to fraction form
    22,699.56/31,323.70 = 12,627.74/x
  3. Step 3: Cross multiply
    22,699.56x = 31,323.70 × 12,627.74
  4. Step 4: Simplify right side
    22,699.56x = 395,547,539.44
  5. Step 5: Solve for x
    x = 395,547,539.44/22,699.56
  6. Step 6: Final answer
    x = 17,425.34

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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.