Home / 18,323.12-25,285.91-10,365.17

Finding the Fourth Proportional to 18,323.12, 25,285.91 and 10,365.17

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Solution

The fourth proportional to 18,323.12, 25,285.91 and 10,365.17 is: 14,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.12 : 25,285.91 = 10,365.17 : x
  2. Step 2: Convert to fraction form
    18,323.12/25,285.91 = 10,365.17/x
  3. Step 3: Cross multiply
    18,323.12x = 25,285.91 × 10,365.17
  4. Step 4: Simplify right side
    18,323.12x = 262,092,577.50
  5. Step 5: Solve for x
    x = 262,092,577.50/18,323.12
  6. Step 6: Final answer
    x = 14,303.93

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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.