Home / 15,438.69-23,157.50-6,548.31

Finding the Fourth Proportional to 15,438.69, 23,157.50 and 6,548.31

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Solution

The fourth proportional to 15,438.69, 23,157.50 and 6,548.31 is: 9,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438.69 : 23,157.50 = 6,548.31 : x
  2. Step 2: Convert to fraction form
    15,438.69/23,157.50 = 6,548.31/x
  3. Step 3: Cross multiply
    15,438.69x = 23,157.50 × 6,548.31
  4. Step 4: Simplify right side
    15,438.69x = 151,642,456.08
  5. Step 5: Solve for x
    x = 151,642,456.08/15,438.69
  6. Step 6: Final answer
    x = 9,822.24

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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.