Home / 15,530.42-23,288.47-4,998.49

Finding the Fourth Proportional to 15,530.42, 23,288.47 and 4,998.49

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Solution

The fourth proportional to 15,530.42, 23,288.47 and 4,998.49 is: 7,495.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,530.42 : 23,288.47 = 4,998.49 : x
  2. Step 2: Convert to fraction form
    15,530.42/23,288.47 = 4,998.49/x
  3. Step 3: Cross multiply
    15,530.42x = 23,288.47 × 4,998.49
  4. Step 4: Simplify right side
    15,530.42x = 116,407,113.69
  5. Step 5: Solve for x
    x = 116,407,113.69/15,530.42
  6. Step 6: Final answer
    x = 7,495.42

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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.