Home / 19,039.92-26,275.24-10,656.40

Finding the Fourth Proportional to 19,039.92, 26,275.24 and 10,656.40

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Solution

The fourth proportional to 19,039.92, 26,275.24 and 10,656.40 is: 14,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.92 : 26,275.24 = 10,656.40 : x
  2. Step 2: Convert to fraction form
    19,039.92/26,275.24 = 10,656.40/x
  3. Step 3: Cross multiply
    19,039.92x = 26,275.24 × 10,656.40
  4. Step 4: Simplify right side
    19,039.92x = 279,999,467.54
  5. Step 5: Solve for x
    x = 279,999,467.54/19,039.92
  6. Step 6: Final answer
    x = 14,705.92

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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.