Home / 35,913.69-53,852.51-20,925.65

Finding the Fourth Proportional to 35,913.69, 53,852.51 and 20,925.65

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Solution

The fourth proportional to 35,913.69, 53,852.51 and 20,925.65 is: 31,377.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,913.69 : 53,852.51 = 20,925.65 : x
  2. Step 2: Convert to fraction form
    35,913.69/53,852.51 = 20,925.65/x
  3. Step 3: Cross multiply
    35,913.69x = 53,852.51 × 20,925.65
  4. Step 4: Simplify right side
    35,913.69x = 1,126,898,401.99
  5. Step 5: Solve for x
    x = 1,126,898,401.99/35,913.69
  6. Step 6: Final answer
    x = 31,377.97

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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.