Home / 14,106.32-21,156.73-5,341.92

Finding the Fourth Proportional to 14,106.32, 21,156.73 and 5,341.92

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Solution

The fourth proportional to 14,106.32, 21,156.73 and 5,341.92 is: 8,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.32 : 21,156.73 = 5,341.92 : x
  2. Step 2: Convert to fraction form
    14,106.32/21,156.73 = 5,341.92/x
  3. Step 3: Cross multiply
    14,106.32x = 21,156.73 × 5,341.92
  4. Step 4: Simplify right side
    14,106.32x = 113,017,559.12
  5. Step 5: Solve for x
    x = 113,017,559.12/14,106.32
  6. Step 6: Final answer
    x = 8,011.84

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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.