Home / 28,262.95-39,004.80-16,327.19

Finding the Fourth Proportional to 28,262.95, 39,004.80 and 16,327.19

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Solution

The fourth proportional to 28,262.95, 39,004.80 and 16,327.19 is: 22,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,262.95 : 39,004.80 = 16,327.19 : x
  2. Step 2: Convert to fraction form
    28,262.95/39,004.80 = 16,327.19/x
  3. Step 3: Cross multiply
    28,262.95x = 39,004.80 × 16,327.19
  4. Step 4: Simplify right side
    28,262.95x = 636,838,780.51
  5. Step 5: Solve for x
    x = 636,838,780.51/28,262.95
  6. Step 6: Final answer
    x = 22,532.64

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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.