Home / 35,337.21-53,013.63-11,643.80

Finding the Fourth Proportional to 35,337.21, 53,013.63 and 11,643.80

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Solution

The fourth proportional to 35,337.21, 53,013.63 and 11,643.80 is: 17,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,337.21 : 53,013.63 = 11,643.80 : x
  2. Step 2: Convert to fraction form
    35,337.21/53,013.63 = 11,643.80/x
  3. Step 3: Cross multiply
    35,337.21x = 53,013.63 × 11,643.80
  4. Step 4: Simplify right side
    35,337.21x = 617,280,104.99
  5. Step 5: Solve for x
    x = 617,280,104.99/35,337.21
  6. Step 6: Final answer
    x = 17,468.28

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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.