Home / 40,214.61-55,493.51-22,308.98

Finding the Fourth Proportional to 40,214.61, 55,493.51 and 22,308.98

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Solution

The fourth proportional to 40,214.61, 55,493.51 and 22,308.98 is: 30,784.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.61 : 55,493.51 = 22,308.98 : x
  2. Step 2: Convert to fraction form
    40,214.61/55,493.51 = 22,308.98/x
  3. Step 3: Cross multiply
    40,214.61x = 55,493.51 × 22,308.98
  4. Step 4: Simplify right side
    40,214.61x = 1,238,003,215.71
  5. Step 5: Solve for x
    x = 1,238,003,215.71/40,214.61
  6. Step 6: Final answer
    x = 30,784.91

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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.