Home / 35,759.52-53,638.47-21,061.67

Finding the Fourth Proportional to 35,759.52, 53,638.47 and 21,061.67

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Solution

The fourth proportional to 35,759.52, 53,638.47 and 21,061.67 is: 31,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.52 : 53,638.47 = 21,061.67 : x
  2. Step 2: Convert to fraction form
    35,759.52/53,638.47 = 21,061.67/x
  3. Step 3: Cross multiply
    35,759.52x = 53,638.47 × 21,061.67
  4. Step 4: Simplify right side
    35,759.52x = 1,129,715,486.25
  5. Step 5: Solve for x
    x = 1,129,715,486.25/35,759.52
  6. Step 6: Final answer
    x = 31,592.02

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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.