Home / 19,701.18-29,553.72-9,699.93

Finding the Fourth Proportional to 19,701.18, 29,553.72 and 9,699.93

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Solution

The fourth proportional to 19,701.18, 29,553.72 and 9,699.93 is: 14,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.18 : 29,553.72 = 9,699.93 : x
  2. Step 2: Convert to fraction form
    19,701.18/29,553.72 = 9,699.93/x
  3. Step 3: Cross multiply
    19,701.18x = 29,553.72 × 9,699.93
  4. Step 4: Simplify right side
    19,701.18x = 286,669,015.24
  5. Step 5: Solve for x
    x = 286,669,015.24/19,701.18
  6. Step 6: Final answer
    x = 14,550.86

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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.