Home / 44,004.21-60,709.91-28,905

Finding the Fourth Proportional to 44,004.21, 60,709.91 and 28,905

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Solution

The fourth proportional to 44,004.21, 60,709.91 and 28,905 is: 39,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,004.21 : 60,709.91 = 28,905 : x
  2. Step 2: Convert to fraction form
    44,004.21/60,709.91 = 28,905/x
  3. Step 3: Cross multiply
    44,004.21x = 60,709.91 × 28,905
  4. Step 4: Simplify right side
    44,004.21x = 1,754,819,804.03
  5. Step 5: Solve for x
    x = 1,754,819,804.03/44,004.21
  6. Step 6: Final answer
    x = 39,878.45

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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.