Home / 25,836.64-35,617.72-19,018.68

Finding the Fourth Proportional to 25,836.64, 35,617.72 and 19,018.68

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Solution

The fourth proportional to 25,836.64, 35,617.72 and 19,018.68 is: 26,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,836.64 : 35,617.72 = 19,018.68 : x
  2. Step 2: Convert to fraction form
    25,836.64/35,617.72 = 19,018.68/x
  3. Step 3: Cross multiply
    25,836.64x = 35,617.72 × 19,018.68
  4. Step 4: Simplify right side
    25,836.64x = 677,402,019.01
  5. Step 5: Solve for x
    x = 677,402,019.01/25,836.64
  6. Step 6: Final answer
    x = 26,218.66

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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.