Home / 65,852.24-98,768.33-21,478.92

Finding the Fourth Proportional to 65,852.24, 98,768.33 and 21,478.92

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Solution

The fourth proportional to 65,852.24, 98,768.33 and 21,478.92 is: 32,215.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852.24 : 98,768.33 = 21,478.92 : x
  2. Step 2: Convert to fraction form
    65,852.24/98,768.33 = 21,478.92/x
  3. Step 3: Cross multiply
    65,852.24x = 98,768.33 × 21,478.92
  4. Step 4: Simplify right side
    65,852.24x = 2,121,437,216.95
  5. Step 5: Solve for x
    x = 2,121,437,216.95/65,852.24
  6. Step 6: Final answer
    x = 32,215.11

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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.