Home / 13,476.24-18,597.60-7,508.70

Finding the Fourth Proportional to 13,476.24, 18,597.60 and 7,508.70

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Solution

The fourth proportional to 13,476.24, 18,597.60 and 7,508.70 is: 10,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.24 : 18,597.60 = 7,508.70 : x
  2. Step 2: Convert to fraction form
    13,476.24/18,597.60 = 7,508.70/x
  3. Step 3: Cross multiply
    13,476.24x = 18,597.60 × 7,508.70
  4. Step 4: Simplify right side
    13,476.24x = 139,643,799.12
  5. Step 5: Solve for x
    x = 139,643,799.12/13,476.24
  6. Step 6: Final answer
    x = 10,362.22

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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.