Home / 13,473.18-18,593.22-7,505.28

Finding the Fourth Proportional to 13,473.18, 18,593.22 and 7,505.28

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Solution

The fourth proportional to 13,473.18, 18,593.22 and 7,505.28 is: 10,357.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.18 : 18,593.22 = 7,505.28 : x
  2. Step 2: Convert to fraction form
    13,473.18/18,593.22 = 7,505.28/x
  3. Step 3: Cross multiply
    13,473.18x = 18,593.22 × 7,505.28
  4. Step 4: Simplify right side
    13,473.18x = 139,547,322.20
  5. Step 5: Solve for x
    x = 139,547,322.20/13,473.18
  6. Step 6: Final answer
    x = 10,357.42

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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.