Home / 13,495.08-18,621.84-7,526.19

Finding the Fourth Proportional to 13,495.08, 18,621.84 and 7,526.19

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Solution

The fourth proportional to 13,495.08, 18,621.84 and 7,526.19 is: 10,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.08 : 18,621.84 = 7,526.19 : x
  2. Step 2: Convert to fraction form
    13,495.08/18,621.84 = 7,526.19/x
  3. Step 3: Cross multiply
    13,495.08x = 18,621.84 × 7,526.19
  4. Step 4: Simplify right side
    13,495.08x = 140,151,505.99
  5. Step 5: Solve for x
    x = 140,151,505.99/13,495.08
  6. Step 6: Final answer
    x = 10,385.38

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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.