Home / 13,465.25-18,582.36-7,497.32

Finding the Fourth Proportional to 13,465.25, 18,582.36 and 7,497.32

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Solution

The fourth proportional to 13,465.25, 18,582.36 and 7,497.32 is: 10,346.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.25 : 18,582.36 = 7,497.32 : x
  2. Step 2: Convert to fraction form
    13,465.25/18,582.36 = 7,497.32/x
  3. Step 3: Cross multiply
    13,465.25x = 18,582.36 × 7,497.32
  4. Step 4: Simplify right side
    13,465.25x = 139,317,899.28
  5. Step 5: Solve for x
    x = 139,317,899.28/13,465.25
  6. Step 6: Final answer
    x = 10,346.48

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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.