Home / 17,690.40-24,411.87-9,732.42

Finding the Fourth Proportional to 17,690.40, 24,411.87 and 9,732.42

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Solution

The fourth proportional to 17,690.40, 24,411.87 and 9,732.42 is: 13,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.40 : 24,411.87 = 9,732.42 : x
  2. Step 2: Convert to fraction form
    17,690.40/24,411.87 = 9,732.42/x
  3. Step 3: Cross multiply
    17,690.40x = 24,411.87 × 9,732.42
  4. Step 4: Simplify right side
    17,690.40x = 237,586,571.83
  5. Step 5: Solve for x
    x = 237,586,571.83/17,690.40
  6. Step 6: Final answer
    x = 13,430.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.