Home / 16,430.08-24,621.82-12,715.01

Finding the Fourth Proportional to 16,430.08, 24,621.82 and 12,715.01

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Solution

The fourth proportional to 16,430.08, 24,621.82 and 12,715.01 is: 19,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.08 : 24,621.82 = 12,715.01 : x
  2. Step 2: Convert to fraction form
    16,430.08/24,621.82 = 12,715.01/x
  3. Step 3: Cross multiply
    16,430.08x = 24,621.82 × 12,715.01
  4. Step 4: Simplify right side
    16,430.08x = 313,066,623.94
  5. Step 5: Solve for x
    x = 313,066,623.94/16,430.08
  6. Step 6: Final answer
    x = 19,054.49

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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.