Home / 44,783.06-67,172.15-13,615.88

Finding the Fourth Proportional to 44,783.06, 67,172.15 and 13,615.88

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Solution

The fourth proportional to 44,783.06, 67,172.15 and 13,615.88 is: 20,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,783.06 : 67,172.15 = 13,615.88 : x
  2. Step 2: Convert to fraction form
    44,783.06/67,172.15 = 13,615.88/x
  3. Step 3: Cross multiply
    44,783.06x = 67,172.15 × 13,615.88
  4. Step 4: Simplify right side
    44,783.06x = 914,607,529.80
  5. Step 5: Solve for x
    x = 914,607,529.80/44,783.06
  6. Step 6: Final answer
    x = 20,423.07

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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.