Home / 35,732.90-53,582.07-20,946.62

Finding the Fourth Proportional to 35,732.90, 53,582.07 and 20,946.62

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Solution

The fourth proportional to 35,732.90, 53,582.07 and 20,946.62 is: 31,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,732.90 : 53,582.07 = 20,946.62 : x
  2. Step 2: Convert to fraction form
    35,732.90/53,582.07 = 20,946.62/x
  3. Step 3: Cross multiply
    35,732.90x = 53,582.07 × 20,946.62
  4. Step 4: Simplify right side
    35,732.90x = 1,122,363,259.10
  5. Step 5: Solve for x
    x = 1,122,363,259.10/35,732.90
  6. Step 6: Final answer
    x = 31,409.80

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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.