Home / 64,615.86-96,923.76-20,246.10

Finding the Fourth Proportional to 64,615.86, 96,923.76 and 20,246.10

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Solution

The fourth proportional to 64,615.86, 96,923.76 and 20,246.10 is: 30,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615.86 : 96,923.76 = 20,246.10 : x
  2. Step 2: Convert to fraction form
    64,615.86/96,923.76 = 20,246.10/x
  3. Step 3: Cross multiply
    64,615.86x = 96,923.76 × 20,246.10
  4. Step 4: Simplify right side
    64,615.86x = 1,962,328,137.34
  5. Step 5: Solve for x
    x = 1,962,328,137.34/64,615.86
  6. Step 6: Final answer
    x = 30,369.14

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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.