Home / 45,548.18-68,320.30-15,565.09

Finding the Fourth Proportional to 45,548.18, 68,320.30 and 15,565.09

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Solution

The fourth proportional to 45,548.18, 68,320.30 and 15,565.09 is: 23,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,548.18 : 68,320.30 = 15,565.09 : x
  2. Step 2: Convert to fraction form
    45,548.18/68,320.30 = 15,565.09/x
  3. Step 3: Cross multiply
    45,548.18x = 68,320.30 × 15,565.09
  4. Step 4: Simplify right side
    45,548.18x = 1,063,411,579.41
  5. Step 5: Solve for x
    x = 1,063,411,579.41/45,548.18
  6. Step 6: Final answer
    x = 23,346.96

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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.