Home / 64,659.02-96,990.15-17,911.76

Finding the Fourth Proportional to 64,659.02, 96,990.15 and 17,911.76

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Solution

The fourth proportional to 64,659.02, 96,990.15 and 17,911.76 is: 26,868.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,659.02 : 96,990.15 = 17,911.76 : x
  2. Step 2: Convert to fraction form
    64,659.02/96,990.15 = 17,911.76/x
  3. Step 3: Cross multiply
    64,659.02x = 96,990.15 × 17,911.76
  4. Step 4: Simplify right side
    64,659.02x = 1,737,264,289.16
  5. Step 5: Solve for x
    x = 1,737,264,289.16/64,659.02
  6. Step 6: Final answer
    x = 26,868.09

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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.