Home / 12,501.04-18,754.36-4,709.92

Finding the Fourth Proportional to 12,501.04, 18,754.36 and 4,709.92

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Solution

The fourth proportional to 12,501.04, 18,754.36 and 4,709.92 is: 7,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.04 : 18,754.36 = 4,709.92 : x
  2. Step 2: Convert to fraction form
    12,501.04/18,754.36 = 4,709.92/x
  3. Step 3: Cross multiply
    12,501.04x = 18,754.36 × 4,709.92
  4. Step 4: Simplify right side
    12,501.04x = 88,331,535.25
  5. Step 5: Solve for x
    x = 88,331,535.25/12,501.04
  6. Step 6: Final answer
    x = 7,065.93

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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.