Home / 31,881.84-43,998.36-26,567.76

Finding the Fourth Proportional to 31,881.84, 43,998.36 and 26,567.76

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Solution

The fourth proportional to 31,881.84, 43,998.36 and 26,567.76 is: 36,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,881.84 : 43,998.36 = 26,567.76 : x
  2. Step 2: Convert to fraction form
    31,881.84/43,998.36 = 26,567.76/x
  3. Step 3: Cross multiply
    31,881.84x = 43,998.36 × 26,567.76
  4. Step 4: Simplify right side
    31,881.84x = 1,168,937,868.87
  5. Step 5: Solve for x
    x = 1,168,937,868.87/31,881.84
  6. Step 6: Final answer
    x = 36,664.69

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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.