Home / 19,607.52-29,415.86-6,459.38

Finding the Fourth Proportional to 19,607.52, 29,415.86 and 6,459.38

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Solution

The fourth proportional to 19,607.52, 29,415.86 and 6,459.38 is: 9,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.52 : 29,415.86 = 6,459.38 : x
  2. Step 2: Convert to fraction form
    19,607.52/29,415.86 = 6,459.38/x
  3. Step 3: Cross multiply
    19,607.52x = 29,415.86 × 6,459.38
  4. Step 4: Simplify right side
    19,607.52x = 190,008,217.77
  5. Step 5: Solve for x
    x = 190,008,217.77/19,607.52
  6. Step 6: Final answer
    x = 9,690.58

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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.