Home / 28,012.65-42,026.67-14,686.53

Finding the Fourth Proportional to 28,012.65, 42,026.67 and 14,686.53

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Solution

The fourth proportional to 28,012.65, 42,026.67 and 14,686.53 is: 22,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,012.65 : 42,026.67 = 14,686.53 : x
  2. Step 2: Convert to fraction form
    28,012.65/42,026.67 = 14,686.53/x
  3. Step 3: Cross multiply
    28,012.65x = 42,026.67 × 14,686.53
  4. Step 4: Simplify right side
    28,012.65x = 617,225,949.76
  5. Step 5: Solve for x
    x = 617,225,949.76/28,012.65
  6. Step 6: Final answer
    x = 22,033.83

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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.