Home / 35,315.16-52,972.78-13,134.12

Finding the Fourth Proportional to 35,315.16, 52,972.78 and 13,134.12

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Solution

The fourth proportional to 35,315.16, 52,972.78 and 13,134.12 is: 19,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,315.16 : 52,972.78 = 13,134.12 : x
  2. Step 2: Convert to fraction form
    35,315.16/52,972.78 = 13,134.12/x
  3. Step 3: Cross multiply
    35,315.16x = 52,972.78 × 13,134.12
  4. Step 4: Simplify right side
    35,315.16x = 695,750,849.25
  5. Step 5: Solve for x
    x = 695,750,849.25/35,315.16
  6. Step 6: Final answer
    x = 19,701.19

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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.