Home / 65,851.48-98,752.38-21,467.80

Finding the Fourth Proportional to 65,851.48, 98,752.38 and 21,467.80

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Solution

The fourth proportional to 65,851.48, 98,752.38 and 21,467.80 is: 32,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,851.48 : 98,752.38 = 21,467.80 : x
  2. Step 2: Convert to fraction form
    65,851.48/98,752.38 = 21,467.80/x
  3. Step 3: Cross multiply
    65,851.48x = 98,752.38 × 21,467.80
  4. Step 4: Simplify right side
    65,851.48x = 2,119,996,343.36
  5. Step 5: Solve for x
    x = 2,119,996,343.36/65,851.48
  6. Step 6: Final answer
    x = 32,193.60

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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.