Home / 17,023.98-23,485.68-10,639.46

Finding the Fourth Proportional to 17,023.98, 23,485.68 and 10,639.46

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Solution

The fourth proportional to 17,023.98, 23,485.68 and 10,639.46 is: 14,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,023.98 : 23,485.68 = 10,639.46 : x
  2. Step 2: Convert to fraction form
    17,023.98/23,485.68 = 10,639.46/x
  3. Step 3: Cross multiply
    17,023.98x = 23,485.68 × 10,639.46
  4. Step 4: Simplify right side
    17,023.98x = 249,875,011.65
  5. Step 5: Solve for x
    x = 249,875,011.65/17,023.98
  6. Step 6: Final answer
    x = 14,677.82

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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.