Home / 44,708.40-67,038.30-18,415.80

Finding the Fourth Proportional to 44,708.40, 67,038.30 and 18,415.80

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Solution

The fourth proportional to 44,708.40, 67,038.30 and 18,415.80 is: 27,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,708.40 : 67,038.30 = 18,415.80 : x
  2. Step 2: Convert to fraction form
    44,708.40/67,038.30 = 18,415.80/x
  3. Step 3: Cross multiply
    44,708.40x = 67,038.30 × 18,415.80
  4. Step 4: Simplify right side
    44,708.40x = 1,234,563,925.14
  5. Step 5: Solve for x
    x = 1,234,563,925.14/44,708.40
  6. Step 6: Final answer
    x = 27,613.69

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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.