Home / 64,031.06-96,025.82-21,325.11

Finding the Fourth Proportional to 64,031.06, 96,025.82 and 21,325.11

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Solution

The fourth proportional to 64,031.06, 96,025.82 and 21,325.11 is: 31,980.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,031.06 : 96,025.82 = 21,325.11 : x
  2. Step 2: Convert to fraction form
    64,031.06/96,025.82 = 21,325.11/x
  3. Step 3: Cross multiply
    64,031.06x = 96,025.82 × 21,325.11
  4. Step 4: Simplify right side
    64,031.06x = 2,047,761,067.71
  5. Step 5: Solve for x
    x = 2,047,761,067.71/64,031.06
  6. Step 6: Final answer
    x = 31,980.75

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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.