Home / 35,965.90-53,948.76-9,670.64

Finding the Fourth Proportional to 35,965.90, 53,948.76 and 9,670.64

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Solution

The fourth proportional to 35,965.90, 53,948.76 and 9,670.64 is: 14,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,965.90 : 53,948.76 = 9,670.64 : x
  2. Step 2: Convert to fraction form
    35,965.90/53,948.76 = 9,670.64/x
  3. Step 3: Cross multiply
    35,965.90x = 53,948.76 × 9,670.64
  4. Step 4: Simplify right side
    35,965.90x = 521,719,036.41
  5. Step 5: Solve for x
    x = 521,719,036.41/35,965.90
  6. Step 6: Final answer
    x = 14,505.94

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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.