Home / 26,125.79-36,064.62-17,639.40

Finding the Fourth Proportional to 26,125.79, 36,064.62 and 17,639.40

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Solution

The fourth proportional to 26,125.79, 36,064.62 and 17,639.40 is: 24,349.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.79 : 36,064.62 = 17,639.40 : x
  2. Step 2: Convert to fraction form
    26,125.79/36,064.62 = 17,639.40/x
  3. Step 3: Cross multiply
    26,125.79x = 36,064.62 × 17,639.40
  4. Step 4: Simplify right side
    26,125.79x = 636,158,258.03
  5. Step 5: Solve for x
    x = 636,158,258.03/26,125.79
  6. Step 6: Final answer
    x = 24,349.82

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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.