Home / 28,811.67-43,218.89-14,002.95

Finding the Fourth Proportional to 28,811.67, 43,218.89 and 14,002.95

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Solution

The fourth proportional to 28,811.67, 43,218.89 and 14,002.95 is: 21,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,811.67 : 43,218.89 = 14,002.95 : x
  2. Step 2: Convert to fraction form
    28,811.67/43,218.89 = 14,002.95/x
  3. Step 3: Cross multiply
    28,811.67x = 43,218.89 × 14,002.95
  4. Step 4: Simplify right side
    28,811.67x = 605,191,885.71
  5. Step 5: Solve for x
    x = 605,191,885.71/28,811.67
  6. Step 6: Final answer
    x = 21,005.10

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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.