Home / 19,027.32-26,258.22-10,643.64

Finding the Fourth Proportional to 19,027.32, 26,258.22 and 10,643.64

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Solution

The fourth proportional to 19,027.32, 26,258.22 and 10,643.64 is: 14,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.32 : 26,258.22 = 10,643.64 : x
  2. Step 2: Convert to fraction form
    19,027.32/26,258.22 = 10,643.64/x
  3. Step 3: Cross multiply
    19,027.32x = 26,258.22 × 10,643.64
  4. Step 4: Simplify right side
    19,027.32x = 279,483,040.72
  5. Step 5: Solve for x
    x = 279,483,040.72/19,027.32
  6. Step 6: Final answer
    x = 14,688.51

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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.