Home / 35,492.26-53,235.15-12,117.28

Finding the Fourth Proportional to 35,492.26, 53,235.15 and 12,117.28

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Solution

The fourth proportional to 35,492.26, 53,235.15 and 12,117.28 is: 18,174.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,492.26 : 53,235.15 = 12,117.28 : x
  2. Step 2: Convert to fraction form
    35,492.26/53,235.15 = 12,117.28/x
  3. Step 3: Cross multiply
    35,492.26x = 53,235.15 × 12,117.28
  4. Step 4: Simplify right side
    35,492.26x = 645,065,218.39
  5. Step 5: Solve for x
    x = 645,065,218.39/35,492.26
  6. Step 6: Final answer
    x = 18,174.81

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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.