Home / 44,840.72-67,271.04-13,678.40

Finding the Fourth Proportional to 44,840.72, 67,271.04 and 13,678.40

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Solution

The fourth proportional to 44,840.72, 67,271.04 and 13,678.40 is: 20,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,840.72 : 67,271.04 = 13,678.40 : x
  2. Step 2: Convert to fraction form
    44,840.72/67,271.04 = 13,678.40/x
  3. Step 3: Cross multiply
    44,840.72x = 67,271.04 × 13,678.40
  4. Step 4: Simplify right side
    44,840.72x = 920,160,193.54
  5. Step 5: Solve for x
    x = 920,160,193.54/44,840.72
  6. Step 6: Final answer
    x = 20,520.64

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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.