Home / 43,389.19-59,859.42-28,276.35

Finding the Fourth Proportional to 43,389.19, 59,859.42 and 28,276.35

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Solution

The fourth proportional to 43,389.19, 59,859.42 and 28,276.35 is: 39,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,389.19 : 59,859.42 = 28,276.35 : x
  2. Step 2: Convert to fraction form
    43,389.19/59,859.42 = 28,276.35/x
  3. Step 3: Cross multiply
    43,389.19x = 59,859.42 × 28,276.35
  4. Step 4: Simplify right side
    43,389.19x = 1,692,605,910.72
  5. Step 5: Solve for x
    x = 1,692,605,910.72/43,389.19
  6. Step 6: Final answer
    x = 39,009.85

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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.