Home / 35,959.12-53,939.18-13,773.62

Finding the Fourth Proportional to 35,959.12, 53,939.18 and 13,773.62

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Solution

The fourth proportional to 35,959.12, 53,939.18 and 13,773.62 is: 20,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959.12 : 53,939.18 = 13,773.62 : x
  2. Step 2: Convert to fraction form
    35,959.12/53,939.18 = 13,773.62/x
  3. Step 3: Cross multiply
    35,959.12x = 53,939.18 × 13,773.62
  4. Step 4: Simplify right side
    35,959.12x = 742,937,699.56
  5. Step 5: Solve for x
    x = 742,937,699.56/35,959.12
  6. Step 6: Final answer
    x = 20,660.62

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1.5x scale

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.