Home / 64,342.35-96,522.84-19,972.67

Finding the Fourth Proportional to 64,342.35, 96,522.84 and 19,972.67

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Solution

The fourth proportional to 64,342.35, 96,522.84 and 19,972.67 is: 29,961.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,342.35 : 96,522.84 = 19,972.67 : x
  2. Step 2: Convert to fraction form
    64,342.35/96,522.84 = 19,972.67/x
  3. Step 3: Cross multiply
    64,342.35x = 96,522.84 × 19,972.67
  4. Step 4: Simplify right side
    64,342.35x = 1,927,818,348.17
  5. Step 5: Solve for x
    x = 1,927,818,348.17/64,342.35
  6. Step 6: Final answer
    x = 29,961.89

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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.