Home / 15,457.28-23,186.38-4,362.81

Finding the Fourth Proportional to 15,457.28, 23,186.38 and 4,362.81

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Solution

The fourth proportional to 15,457.28, 23,186.38 and 4,362.81 is: 6,544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.28 : 23,186.38 = 4,362.81 : x
  2. Step 2: Convert to fraction form
    15,457.28/23,186.38 = 4,362.81/x
  3. Step 3: Cross multiply
    15,457.28x = 23,186.38 × 4,362.81
  4. Step 4: Simplify right side
    15,457.28x = 101,157,799.01
  5. Step 5: Solve for x
    x = 101,157,799.01/15,457.28
  6. Step 6: Final answer
    x = 6,544.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.