Home / 26,360.78-36,378.96-14,425.16

Finding the Fourth Proportional to 26,360.78, 36,378.96 and 14,425.16

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Solution

The fourth proportional to 26,360.78, 36,378.96 and 14,425.16 is: 19,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.78 : 36,378.96 = 14,425.16 : x
  2. Step 2: Convert to fraction form
    26,360.78/36,378.96 = 14,425.16/x
  3. Step 3: Cross multiply
    26,360.78x = 36,378.96 × 14,425.16
  4. Step 4: Simplify right side
    26,360.78x = 524,772,318.63
  5. Step 5: Solve for x
    x = 524,772,318.63/26,360.78
  6. Step 6: Final answer
    x = 19,907.31

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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.