Home / 26,574.75-36,679.64-15,403.23

Finding the Fourth Proportional to 26,574.75, 36,679.64 and 15,403.23

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Solution

The fourth proportional to 26,574.75, 36,679.64 and 15,403.23 is: 21,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,574.75 : 36,679.64 = 15,403.23 : x
  2. Step 2: Convert to fraction form
    26,574.75/36,679.64 = 15,403.23/x
  3. Step 3: Cross multiply
    26,574.75x = 36,679.64 × 15,403.23
  4. Step 4: Simplify right side
    26,574.75x = 564,984,854.22
  5. Step 5: Solve for x
    x = 564,984,854.22/26,574.75
  6. Step 6: Final answer
    x = 21,260.21

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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.