Home / 39,926.22-55,098.08-22,931.57

Finding the Fourth Proportional to 39,926.22, 55,098.08 and 22,931.57

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Solution

The fourth proportional to 39,926.22, 55,098.08 and 22,931.57 is: 31,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.22 : 55,098.08 = 22,931.57 : x
  2. Step 2: Convert to fraction form
    39,926.22/55,098.08 = 22,931.57/x
  3. Step 3: Cross multiply
    39,926.22x = 55,098.08 × 22,931.57
  4. Step 4: Simplify right side
    39,926.22x = 1,263,485,461.84
  5. Step 5: Solve for x
    x = 1,263,485,461.84/39,926.22
  6. Step 6: Final answer
    x = 31,645.50

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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.