Home / 26,301.81-36,291.69-14,970.64

Finding the Fourth Proportional to 26,301.81, 36,291.69 and 14,970.64

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Solution

The fourth proportional to 26,301.81, 36,291.69 and 14,970.64 is: 20,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.81 : 36,291.69 = 14,970.64 : x
  2. Step 2: Convert to fraction form
    26,301.81/36,291.69 = 14,970.64/x
  3. Step 3: Cross multiply
    26,301.81x = 36,291.69 × 14,970.64
  4. Step 4: Simplify right side
    26,301.81x = 543,309,825.98
  5. Step 5: Solve for x
    x = 543,309,825.98/26,301.81
  6. Step 6: Final answer
    x = 20,656.75

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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.