Home / 28,352.45-42,448.66-14,995.18

Finding the Fourth Proportional to 28,352.45, 42,448.66 and 14,995.18

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Solution

The fourth proportional to 28,352.45, 42,448.66 and 14,995.18 is: 22,450.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352.45 : 42,448.66 = 14,995.18 : x
  2. Step 2: Convert to fraction form
    28,352.45/42,448.66 = 14,995.18/x
  3. Step 3: Cross multiply
    28,352.45x = 42,448.66 × 14,995.18
  4. Step 4: Simplify right side
    28,352.45x = 636,525,074.26
  5. Step 5: Solve for x
    x = 636,525,074.26/28,352.45
  6. Step 6: Final answer
    x = 22,450.45

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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.