Home / 43,426.02-59,880.31-28,290.61

Finding the Fourth Proportional to 43,426.02, 59,880.31 and 28,290.61

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Solution

The fourth proportional to 43,426.02, 59,880.31 and 28,290.61 is: 39,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,426.02 : 59,880.31 = 28,290.61 : x
  2. Step 2: Convert to fraction form
    43,426.02/59,880.31 = 28,290.61/x
  3. Step 3: Cross multiply
    43,426.02x = 59,880.31 × 28,290.61
  4. Step 4: Simplify right side
    43,426.02x = 1,694,050,496.89
  5. Step 5: Solve for x
    x = 1,694,050,496.89/43,426.02
  6. Step 6: Final answer
    x = 39,010.03

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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.