Home / 64,002.81-96,000.62-19,629.45

Finding the Fourth Proportional to 64,002.81, 96,000.62 and 19,629.45

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Solution

The fourth proportional to 64,002.81, 96,000.62 and 19,629.45 is: 29,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,002.81 : 96,000.62 = 19,629.45 : x
  2. Step 2: Convert to fraction form
    64,002.81/96,000.62 = 19,629.45/x
  3. Step 3: Cross multiply
    64,002.81x = 96,000.62 × 19,629.45
  4. Step 4: Simplify right side
    64,002.81x = 1,884,439,370.26
  5. Step 5: Solve for x
    x = 1,884,439,370.26/64,002.81
  6. Step 6: Final answer
    x = 29,443.07

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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.