Home / 64,697.29-97,045.02-20,326.69

Finding the Fourth Proportional to 64,697.29, 97,045.02 and 20,326.69

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Solution

The fourth proportional to 64,697.29, 97,045.02 and 20,326.69 is: 30,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,697.29 : 97,045.02 = 20,326.69 : x
  2. Step 2: Convert to fraction form
    64,697.29/97,045.02 = 20,326.69/x
  3. Step 3: Cross multiply
    64,697.29x = 97,045.02 × 20,326.69
  4. Step 4: Simplify right side
    64,697.29x = 1,972,604,037.58
  5. Step 5: Solve for x
    x = 1,972,604,037.58/64,697.29
  6. Step 6: Final answer
    x = 30,489.75

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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.