Home / 64,685.38-97,013.48-17,941.90

Finding the Fourth Proportional to 64,685.38, 97,013.48 and 17,941.90

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Solution

The fourth proportional to 64,685.38, 97,013.48 and 17,941.90 is: 26,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,685.38 : 97,013.48 = 17,941.90 : x
  2. Step 2: Convert to fraction form
    64,685.38/97,013.48 = 17,941.90/x
  3. Step 3: Cross multiply
    64,685.38x = 97,013.48 × 17,941.90
  4. Step 4: Simplify right side
    64,685.38x = 1,740,606,156.81
  5. Step 5: Solve for x
    x = 1,740,606,156.81/64,685.38
  6. Step 6: Final answer
    x = 26,908.80

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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.