Home / 13,441.54-18,547.23-7,473.19

Finding the Fourth Proportional to 13,441.54, 18,547.23 and 7,473.19

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Solution

The fourth proportional to 13,441.54, 18,547.23 and 7,473.19 is: 10,311.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441.54 : 18,547.23 = 7,473.19 : x
  2. Step 2: Convert to fraction form
    13,441.54/18,547.23 = 7,473.19/x
  3. Step 3: Cross multiply
    13,441.54x = 18,547.23 × 7,473.19
  4. Step 4: Simplify right side
    13,441.54x = 138,606,973.76
  5. Step 5: Solve for x
    x = 138,606,973.76/13,441.54
  6. Step 6: Final answer
    x = 10,311.84

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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.