Home / 35,440.17-53,160.49-9,145.14

Finding the Fourth Proportional to 35,440.17, 53,160.49 and 9,145.14

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Solution

The fourth proportional to 35,440.17, 53,160.49 and 9,145.14 is: 13,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.17 : 53,160.49 = 9,145.14 : x
  2. Step 2: Convert to fraction form
    35,440.17/53,160.49 = 9,145.14/x
  3. Step 3: Cross multiply
    35,440.17x = 53,160.49 × 9,145.14
  4. Step 4: Simplify right side
    35,440.17x = 486,160,100.66
  5. Step 5: Solve for x
    x = 486,160,100.66/35,440.17
  6. Step 6: Final answer
    x = 13,717.77

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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.