Home / 19,887.69-29,836.58-5,848.20

Finding the Fourth Proportional to 19,887.69, 29,836.58 and 5,848.20

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Solution

The fourth proportional to 19,887.69, 29,836.58 and 5,848.20 is: 8,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,887.69 : 29,836.58 = 5,848.20 : x
  2. Step 2: Convert to fraction form
    19,887.69/29,836.58 = 5,848.20/x
  3. Step 3: Cross multiply
    19,887.69x = 29,836.58 × 5,848.20
  4. Step 4: Simplify right side
    19,887.69x = 174,490,287.16
  5. Step 5: Solve for x
    x = 174,490,287.16/19,887.69
  6. Step 6: Final answer
    x = 8,773.78

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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.