Home / 26,288.64-36,276.84-14,955.12

Finding the Fourth Proportional to 26,288.64, 36,276.84 and 14,955.12

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Solution

The fourth proportional to 26,288.64, 36,276.84 and 14,955.12 is: 20,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288.64 : 36,276.84 = 14,955.12 : x
  2. Step 2: Convert to fraction form
    26,288.64/36,276.84 = 14,955.12/x
  3. Step 3: Cross multiply
    26,288.64x = 36,276.84 × 14,955.12
  4. Step 4: Simplify right side
    26,288.64x = 542,524,495.42
  5. Step 5: Solve for x
    x = 542,524,495.42/26,288.64
  6. Step 6: Final answer
    x = 20,637.22

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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.