Home / 26,301.28-36,298.37-15,690.91

Finding the Fourth Proportional to 26,301.28, 36,298.37 and 15,690.91

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Solution

The fourth proportional to 26,301.28, 36,298.37 and 15,690.91 is: 21,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.28 : 36,298.37 = 15,690.91 : x
  2. Step 2: Convert to fraction form
    26,301.28/36,298.37 = 15,690.91/x
  3. Step 3: Cross multiply
    26,301.28x = 36,298.37 × 15,690.91
  4. Step 4: Simplify right side
    26,301.28x = 569,554,405.30
  5. Step 5: Solve for x
    x = 569,554,405.30/26,301.28
  6. Step 6: Final answer
    x = 21,655.01

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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.