Home / 12,501.23-18,752.18-5,477.63

Finding the Fourth Proportional to 12,501.23, 18,752.18 and 5,477.63

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Solution

The fourth proportional to 12,501.23, 18,752.18 and 5,477.63 is: 8,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.23 : 18,752.18 = 5,477.63 : x
  2. Step 2: Convert to fraction form
    12,501.23/18,752.18 = 5,477.63/x
  3. Step 3: Cross multiply
    12,501.23x = 18,752.18 × 5,477.63
  4. Step 4: Simplify right side
    12,501.23x = 102,717,503.73
  5. Step 5: Solve for x
    x = 102,717,503.73/12,501.23
  6. Step 6: Final answer
    x = 8,216.59

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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.