Home / 44,999.31-67,498.08-13,430.76

Finding the Fourth Proportional to 44,999.31, 67,498.08 and 13,430.76

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Solution

The fourth proportional to 44,999.31, 67,498.08 and 13,430.76 is: 20,145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,999.31 : 67,498.08 = 13,430.76 : x
  2. Step 2: Convert to fraction form
    44,999.31/67,498.08 = 13,430.76/x
  3. Step 3: Cross multiply
    44,999.31x = 67,498.08 × 13,430.76
  4. Step 4: Simplify right side
    44,999.31x = 906,550,512.94
  5. Step 5: Solve for x
    x = 906,550,512.94/44,999.31
  6. Step 6: Final answer
    x = 20,145.88

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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.