Home / 15,346.12-23,019.18-4,815.76

Finding the Fourth Proportional to 15,346.12, 23,019.18 and 4,815.76

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Solution

The fourth proportional to 15,346.12, 23,019.18 and 4,815.76 is: 7,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,346.12 : 23,019.18 = 4,815.76 : x
  2. Step 2: Convert to fraction form
    15,346.12/23,019.18 = 4,815.76/x
  3. Step 3: Cross multiply
    15,346.12x = 23,019.18 × 4,815.76
  4. Step 4: Simplify right side
    15,346.12x = 110,854,846.28
  5. Step 5: Solve for x
    x = 110,854,846.28/15,346.12
  6. Step 6: Final answer
    x = 7,223.64

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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.