Home / 17,737.28-24,477.62-9,779.79

Finding the Fourth Proportional to 17,737.28, 24,477.62 and 9,779.79

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Solution

The fourth proportional to 17,737.28, 24,477.62 and 9,779.79 is: 13,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,737.28 : 24,477.62 = 9,779.79 : x
  2. Step 2: Convert to fraction form
    17,737.28/24,477.62 = 9,779.79/x
  3. Step 3: Cross multiply
    17,737.28x = 24,477.62 × 9,779.79
  4. Step 4: Simplify right side
    17,737.28x = 239,385,934.40
  5. Step 5: Solve for x
    x = 239,385,934.40/17,737.28
  6. Step 6: Final answer
    x = 13,496.20

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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.