Home / 31,688.19-43,677.50-22,492.92

Finding the Fourth Proportional to 31,688.19, 43,677.50 and 22,492.92

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Solution

The fourth proportional to 31,688.19, 43,677.50 and 22,492.92 is: 31,003.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,688.19 : 43,677.50 = 22,492.92 : x
  2. Step 2: Convert to fraction form
    31,688.19/43,677.50 = 22,492.92/x
  3. Step 3: Cross multiply
    31,688.19x = 43,677.50 × 22,492.92
  4. Step 4: Simplify right side
    31,688.19x = 982,434,400.84
  5. Step 5: Solve for x
    x = 982,434,400.84/31,688.19
  6. Step 6: Final answer
    x = 31,003.17

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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.