Home / 15,459.79-23,190.65-4,367.33

Finding the Fourth Proportional to 15,459.79, 23,190.65 and 4,367.33

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Solution

The fourth proportional to 15,459.79, 23,190.65 and 4,367.33 is: 6,551.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459.79 : 23,190.65 = 4,367.33 : x
  2. Step 2: Convert to fraction form
    15,459.79/23,190.65 = 4,367.33/x
  3. Step 3: Cross multiply
    15,459.79x = 23,190.65 × 4,367.33
  4. Step 4: Simplify right side
    15,459.79x = 101,281,221.46
  5. Step 5: Solve for x
    x = 101,281,221.46/15,459.79
  6. Step 6: Final answer
    x = 6,551.27

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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.