Home / 19,323.18-26,665.70-10,825.61

Finding the Fourth Proportional to 19,323.18, 26,665.70 and 10,825.61

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Solution

The fourth proportional to 19,323.18, 26,665.70 and 10,825.61 is: 14,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.18 : 26,665.70 = 10,825.61 : x
  2. Step 2: Convert to fraction form
    19,323.18/26,665.70 = 10,825.61/x
  3. Step 3: Cross multiply
    19,323.18x = 26,665.70 × 10,825.61
  4. Step 4: Simplify right side
    19,323.18x = 288,672,281.12
  5. Step 5: Solve for x
    x = 288,672,281.12/19,323.18
  6. Step 6: Final answer
    x = 14,939.17

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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.