Home / 45,807.72-68,711.58-16,218.48

Finding the Fourth Proportional to 45,807.72, 68,711.58 and 16,218.48

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Solution

The fourth proportional to 45,807.72, 68,711.58 and 16,218.48 is: 24,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,807.72 : 68,711.58 = 16,218.48 : x
  2. Step 2: Convert to fraction form
    45,807.72/68,711.58 = 16,218.48/x
  3. Step 3: Cross multiply
    45,807.72x = 68,711.58 × 16,218.48
  4. Step 4: Simplify right side
    45,807.72x = 1,114,397,386.00
  5. Step 5: Solve for x
    x = 1,114,397,386.00/45,807.72
  6. Step 6: Final answer
    x = 24,327.72

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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.