Home / 14,710.32-20,294.91-9,677.25

Finding the Fourth Proportional to 14,710.32, 20,294.91 and 9,677.25

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Solution

The fourth proportional to 14,710.32, 20,294.91 and 9,677.25 is: 13,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,710.32 : 20,294.91 = 9,677.25 : x
  2. Step 2: Convert to fraction form
    14,710.32/20,294.91 = 9,677.25/x
  3. Step 3: Cross multiply
    14,710.32x = 20,294.91 × 9,677.25
  4. Step 4: Simplify right side
    14,710.32x = 196,398,917.80
  5. Step 5: Solve for x
    x = 196,398,917.80/14,710.32
  6. Step 6: Final answer
    x = 13,351.10

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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.