Home / 43,388.07-59,857.87-28,275.22

Finding the Fourth Proportional to 43,388.07, 59,857.87 and 28,275.22

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Solution

The fourth proportional to 43,388.07, 59,857.87 and 28,275.22 is: 39,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,388.07 : 59,857.87 = 28,275.22 : x
  2. Step 2: Convert to fraction form
    43,388.07/59,857.87 = 28,275.22/x
  3. Step 3: Cross multiply
    43,388.07x = 59,857.87 × 28,275.22
  4. Step 4: Simplify right side
    43,388.07x = 1,692,494,411.77
  5. Step 5: Solve for x
    x = 1,692,494,411.77/43,388.07
  6. Step 6: Final answer
    x = 39,008.29

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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.