Home / 35,492.26-53,238.42-19,920.82

Finding the Fourth Proportional to 35,492.26, 53,238.42 and 19,920.82

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Solution

The fourth proportional to 35,492.26, 53,238.42 and 19,920.82 is: 29,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,492.26 : 53,238.42 = 19,920.82 : x
  2. Step 2: Convert to fraction form
    35,492.26/53,238.42 = 19,920.82/x
  3. Step 3: Cross multiply
    35,492.26x = 53,238.42 × 19,920.82
  4. Step 4: Simplify right side
    35,492.26x = 1,060,552,981.90
  5. Step 5: Solve for x
    x = 1,060,552,981.90/35,492.26
  6. Step 6: Final answer
    x = 29,881.25

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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.