Home / 35,486.23-53,221.14-10,520.26

Finding the Fourth Proportional to 35,486.23, 53,221.14 and 10,520.26

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Solution

The fourth proportional to 35,486.23, 53,221.14 and 10,520.26 is: 15,777.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.23 : 53,221.14 = 10,520.26 : x
  2. Step 2: Convert to fraction form
    35,486.23/53,221.14 = 10,520.26/x
  3. Step 3: Cross multiply
    35,486.23x = 53,221.14 × 10,520.26
  4. Step 4: Simplify right side
    35,486.23x = 559,899,964.19
  5. Step 5: Solve for x
    x = 559,899,964.19/35,486.23
  6. Step 6: Final answer
    x = 15,777.95

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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.