Home / 29,404.18-40,577.84-15,975.32

Finding the Fourth Proportional to 29,404.18, 40,577.84 and 15,975.32

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Solution

The fourth proportional to 29,404.18, 40,577.84 and 15,975.32 is: 22,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404.18 : 40,577.84 = 15,975.32 : x
  2. Step 2: Convert to fraction form
    29,404.18/40,577.84 = 15,975.32/x
  3. Step 3: Cross multiply
    29,404.18x = 40,577.84 × 15,975.32
  4. Step 4: Simplify right side
    29,404.18x = 648,243,978.91
  5. Step 5: Solve for x
    x = 648,243,978.91/29,404.18
  6. Step 6: Final answer
    x = 22,045.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.