Home / 44,729.28-61,740.16-28,813.68

Finding the Fourth Proportional to 44,729.28, 61,740.16 and 28,813.68

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Solution

The fourth proportional to 44,729.28, 61,740.16 and 28,813.68 is: 39,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,729.28 : 61,740.16 = 28,813.68 : x
  2. Step 2: Convert to fraction form
    44,729.28/61,740.16 = 28,813.68/x
  3. Step 3: Cross multiply
    44,729.28x = 61,740.16 × 28,813.68
  4. Step 4: Simplify right side
    44,729.28x = 1,778,961,213.39
  5. Step 5: Solve for x
    x = 1,778,961,213.39/44,729.28
  6. Step 6: Final answer
    x = 39,771.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.