Home / 40,881.42-56,382.52-28,822.00

Finding the Fourth Proportional to 40,881.42, 56,382.52 and 28,822.00

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Solution

The fourth proportional to 40,881.42, 56,382.52 and 28,822.00 is: 39,750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881.42 : 56,382.52 = 28,822.00 : x
  2. Step 2: Convert to fraction form
    40,881.42/56,382.52 = 28,822.00/x
  3. Step 3: Cross multiply
    40,881.42x = 56,382.52 × 28,822.00
  4. Step 4: Simplify right side
    40,881.42x = 1,625,057,056.23
  5. Step 5: Solve for x
    x = 1,625,057,056.23/40,881.42
  6. Step 6: Final answer
    x = 39,750.50

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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.