Home / 14,106.48-21,208.32-13,737.12

Finding the Fourth Proportional to 14,106.48, 21,208.32 and 13,737.12

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Solution

The fourth proportional to 14,106.48, 21,208.32 and 13,737.12 is: 20,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.48 : 21,208.32 = 13,737.12 : x
  2. Step 2: Convert to fraction form
    14,106.48/21,208.32 = 13,737.12/x
  3. Step 3: Cross multiply
    14,106.48x = 21,208.32 × 13,737.12
  4. Step 4: Simplify right side
    14,106.48x = 291,341,236.84
  5. Step 5: Solve for x
    x = 291,341,236.84/14,106.48
  6. Step 6: Final answer
    x = 20,653.01

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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.