Home / 19,705.10-29,557.69-6,557.59

Finding the Fourth Proportional to 19,705.10, 29,557.69 and 6,557.59

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Solution

The fourth proportional to 19,705.10, 29,557.69 and 6,557.59 is: 9,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.10 : 29,557.69 = 6,557.59 : x
  2. Step 2: Convert to fraction form
    19,705.10/29,557.69 = 6,557.59/x
  3. Step 3: Cross multiply
    19,705.10x = 29,557.69 × 6,557.59
  4. Step 4: Simplify right side
    19,705.10x = 193,827,212.37
  5. Step 5: Solve for x
    x = 193,827,212.37/19,705.10
  6. Step 6: Final answer
    x = 9,836.40

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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.