Home / 29,430.28-44,128.50-9,703.48

Finding the Fourth Proportional to 29,430.28, 44,128.50 and 9,703.48

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Solution

The fourth proportional to 29,430.28, 44,128.50 and 9,703.48 is: 14,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,430.28 : 44,128.50 = 9,703.48 : x
  2. Step 2: Convert to fraction form
    29,430.28/44,128.50 = 9,703.48/x
  3. Step 3: Cross multiply
    29,430.28x = 44,128.50 × 9,703.48
  4. Step 4: Simplify right side
    29,430.28x = 428,200,017.18
  5. Step 5: Solve for x
    x = 428,200,017.18/29,430.28
  6. Step 6: Final answer
    x = 14,549.64

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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.