Home / 21,457.04-32,184.95-5,874.66

Finding the Fourth Proportional to 21,457.04, 32,184.95 and 5,874.66

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Solution

The fourth proportional to 21,457.04, 32,184.95 and 5,874.66 is: 8,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,457.04 : 32,184.95 = 5,874.66 : x
  2. Step 2: Convert to fraction form
    21,457.04/32,184.95 = 5,874.66/x
  3. Step 3: Cross multiply
    21,457.04x = 32,184.95 × 5,874.66
  4. Step 4: Simplify right side
    21,457.04x = 189,075,608.99
  5. Step 5: Solve for x
    x = 189,075,608.99/21,457.04
  6. Step 6: Final answer
    x = 8,811.82

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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.