Home / 65,621.48-98,407.90-26,166.76

Finding the Fourth Proportional to 65,621.48, 98,407.90 and 26,166.76

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Solution

The fourth proportional to 65,621.48, 98,407.90 and 26,166.76 is: 39,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,621.48 : 98,407.90 = 26,166.76 : x
  2. Step 2: Convert to fraction form
    65,621.48/98,407.90 = 26,166.76/x
  3. Step 3: Cross multiply
    65,621.48x = 98,407.90 × 26,166.76
  4. Step 4: Simplify right side
    65,621.48x = 2,575,015,901.40
  5. Step 5: Solve for x
    x = 2,575,015,901.40/65,621.48
  6. Step 6: Final answer
    x = 39,240.44

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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.