Home / 43,079.82-59,433.28-31,776.22

Finding the Fourth Proportional to 43,079.82, 59,433.28 and 31,776.22

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Solution

The fourth proportional to 43,079.82, 59,433.28 and 31,776.22 is: 43,838.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,079.82 : 59,433.28 = 31,776.22 : x
  2. Step 2: Convert to fraction form
    43,079.82/59,433.28 = 31,776.22/x
  3. Step 3: Cross multiply
    43,079.82x = 59,433.28 × 31,776.22
  4. Step 4: Simplify right side
    43,079.82x = 1,888,564,980.60
  5. Step 5: Solve for x
    x = 1,888,564,980.60/43,079.82
  6. Step 6: Final answer
    x = 43,838.74

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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.