Home / 29,557.98-40,806.59-20,496.51

Finding the Fourth Proportional to 29,557.98, 40,806.59 and 20,496.51

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Solution

The fourth proportional to 29,557.98, 40,806.59 and 20,496.51 is: 28,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,557.98 : 40,806.59 = 20,496.51 : x
  2. Step 2: Convert to fraction form
    29,557.98/40,806.59 = 20,496.51/x
  3. Step 3: Cross multiply
    29,557.98x = 40,806.59 × 20,496.51
  4. Step 4: Simplify right side
    29,557.98x = 836,392,577.52
  5. Step 5: Solve for x
    x = 836,392,577.52/29,557.98
  6. Step 6: Final answer
    x = 28,296.68

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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.