Home / 13,009.50-17,943.39-9,037.26

Finding the Fourth Proportional to 13,009.50, 17,943.39 and 9,037.26

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Solution

The fourth proportional to 13,009.50, 17,943.39 and 9,037.26 is: 12,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,009.50 : 17,943.39 = 9,037.26 : x
  2. Step 2: Convert to fraction form
    13,009.50/17,943.39 = 9,037.26/x
  3. Step 3: Cross multiply
    13,009.50x = 17,943.39 × 9,037.26
  4. Step 4: Simplify right side
    13,009.50x = 162,159,080.71
  5. Step 5: Solve for x
    x = 162,159,080.71/13,009.50
  6. Step 6: Final answer
    x = 12,464.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.