Home / 26,263.23-36,256.64-20,281.47

Finding the Fourth Proportional to 26,263.23, 36,256.64 and 20,281.47

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Solution

The fourth proportional to 26,263.23, 36,256.64 and 20,281.47 is: 27,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,263.23 : 36,256.64 = 20,281.47 : x
  2. Step 2: Convert to fraction form
    26,263.23/36,256.64 = 20,281.47/x
  3. Step 3: Cross multiply
    26,263.23x = 36,256.64 × 20,281.47
  4. Step 4: Simplify right side
    26,263.23x = 735,337,956.46
  5. Step 5: Solve for x
    x = 735,337,956.46/26,263.23
  6. Step 6: Final answer
    x = 27,998.76

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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.