Home / 32,859.56-45,338.77-19,431.38

Finding the Fourth Proportional to 32,859.56, 45,338.77 and 19,431.38

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Solution

The fourth proportional to 32,859.56, 45,338.77 and 19,431.38 is: 26,810.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,859.56 : 45,338.77 = 19,431.38 : x
  2. Step 2: Convert to fraction form
    32,859.56/45,338.77 = 19,431.38/x
  3. Step 3: Cross multiply
    32,859.56x = 45,338.77 × 19,431.38
  4. Step 4: Simplify right side
    32,859.56x = 880,995,006.24
  5. Step 5: Solve for x
    x = 880,995,006.24/32,859.56
  6. Step 6: Final answer
    x = 26,810.92

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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.