Home / 35,488.38-53,205.84-21,445.41

Finding the Fourth Proportional to 35,488.38, 53,205.84 and 21,445.41

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Solution

The fourth proportional to 35,488.38, 53,205.84 and 21,445.41 is: 32,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,488.38 : 53,205.84 = 21,445.41 : x
  2. Step 2: Convert to fraction form
    35,488.38/53,205.84 = 21,445.41/x
  3. Step 3: Cross multiply
    35,488.38x = 53,205.84 × 21,445.41
  4. Step 4: Simplify right side
    35,488.38x = 1,141,021,053.19
  5. Step 5: Solve for x
    x = 1,141,021,053.19/35,488.38
  6. Step 6: Final answer
    x = 32,151.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.