Home / 44,885.04-67,328.52-13,720.32

Finding the Fourth Proportional to 44,885.04, 67,328.52 and 13,720.32

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Solution

The fourth proportional to 44,885.04, 67,328.52 and 13,720.32 is: 20,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,885.04 : 67,328.52 = 13,720.32 : x
  2. Step 2: Convert to fraction form
    44,885.04/67,328.52 = 13,720.32/x
  3. Step 3: Cross multiply
    44,885.04x = 67,328.52 × 13,720.32
  4. Step 4: Simplify right side
    44,885.04x = 923,768,839.53
  5. Step 5: Solve for x
    x = 923,768,839.53/44,885.04
  6. Step 6: Final answer
    x = 20,580.77

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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.