Home / 19,315.67-28,924.50-16,187.45

Finding the Fourth Proportional to 19,315.67, 28,924.50 and 16,187.45

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Solution

The fourth proportional to 19,315.67, 28,924.50 and 16,187.45 is: 24,240.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315.67 : 28,924.50 = 16,187.45 : x
  2. Step 2: Convert to fraction form
    19,315.67/28,924.50 = 16,187.45/x
  3. Step 3: Cross multiply
    19,315.67x = 28,924.50 × 16,187.45
  4. Step 4: Simplify right side
    19,315.67x = 468,213,969.84
  5. Step 5: Solve for x
    x = 468,213,969.84/19,315.67
  6. Step 6: Final answer
    x = 24,240.11

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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.