Home / 31,026.84-42,777.08-22,541.28

Finding the Fourth Proportional to 31,026.84, 42,777.08 and 22,541.28

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Solution

The fourth proportional to 31,026.84, 42,777.08 and 22,541.28 is: 31,077.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,026.84 : 42,777.08 = 22,541.28 : x
  2. Step 2: Convert to fraction form
    31,026.84/42,777.08 = 22,541.28/x
  3. Step 3: Cross multiply
    31,026.84x = 42,777.08 × 22,541.28
  4. Step 4: Simplify right side
    31,026.84x = 964,250,137.86
  5. Step 5: Solve for x
    x = 964,250,137.86/31,026.84
  6. Step 6: Final answer
    x = 31,077.94

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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.