Home / 19,162.19-26,444.39-10,664.80

Finding the Fourth Proportional to 19,162.19, 26,444.39 and 10,664.80

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Solution

The fourth proportional to 19,162.19, 26,444.39 and 10,664.80 is: 14,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.19 : 26,444.39 = 10,664.80 : x
  2. Step 2: Convert to fraction form
    19,162.19/26,444.39 = 10,664.80/x
  3. Step 3: Cross multiply
    19,162.19x = 26,444.39 × 10,664.80
  4. Step 4: Simplify right side
    19,162.19x = 282,024,011.04
  5. Step 5: Solve for x
    x = 282,024,011.04/19,162.19
  6. Step 6: Final answer
    x = 14,717.73

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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.