Home / 26,392.10-36,421.69-15,061.37

Finding the Fourth Proportional to 26,392.10, 36,421.69 and 15,061.37

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Solution

The fourth proportional to 26,392.10, 36,421.69 and 15,061.37 is: 20,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,392.10 : 36,421.69 = 15,061.37 : x
  2. Step 2: Convert to fraction form
    26,392.10/36,421.69 = 15,061.37/x
  3. Step 3: Cross multiply
    26,392.10x = 36,421.69 × 15,061.37
  4. Step 4: Simplify right side
    26,392.10x = 548,560,549.12
  5. Step 5: Solve for x
    x = 548,560,549.12/26,392.10
  6. Step 6: Final answer
    x = 20,785.03

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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.