Home / 19,162.77-26,445.06-10,665.48

Finding the Fourth Proportional to 19,162.77, 26,445.06 and 10,665.48

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Solution

The fourth proportional to 19,162.77, 26,445.06 and 10,665.48 is: 14,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.77 : 26,445.06 = 10,665.48 : x
  2. Step 2: Convert to fraction form
    19,162.77/26,445.06 = 10,665.48/x
  3. Step 3: Cross multiply
    19,162.77x = 26,445.06 × 10,665.48
  4. Step 4: Simplify right side
    19,162.77x = 282,049,258.53
  5. Step 5: Solve for x
    x = 282,049,258.53/19,162.77
  6. Step 6: Final answer
    x = 14,718.61

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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.