Home / 16,983.63-23,437.68-9,430.45

Finding the Fourth Proportional to 16,983.63, 23,437.68 and 9,430.45

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Solution

The fourth proportional to 16,983.63, 23,437.68 and 9,430.45 is: 13,014.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.63 : 23,437.68 = 9,430.45 : x
  2. Step 2: Convert to fraction form
    16,983.63/23,437.68 = 9,430.45/x
  3. Step 3: Cross multiply
    16,983.63x = 23,437.68 × 9,430.45
  4. Step 4: Simplify right side
    16,983.63x = 221,027,869.36
  5. Step 5: Solve for x
    x = 221,027,869.36/16,983.63
  6. Step 6: Final answer
    x = 13,014.17

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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.